diff --git a/cmd/twitter/main.go b/cmd/twitter/main.go
index 30f8d82..1579042 100644
--- a/cmd/twitter/main.go
+++ b/cmd/twitter/main.go
@@ -163,6 +163,12 @@ func main() {
 		login(target, password)
 	case "fetch_user":
 		fetch_user(scraper.UserHandle(target))
+	case "fetch_user_by_id":
+		id, err := strconv.Atoi(target)
+		if err != nil {
+			panic(err)
+		}
+		fetch_user_by_id(scraper.UserID(id))
 	case "download_user_content":
 		download_user_content(scraper.UserHandle(target))
 	case "fetch_tweet_only":
@@ -310,6 +316,26 @@ func fetch_user(handle scraper.UserHandle) {
 	happy_exit("Saved the user", nil)
 }
 
+func fetch_user_by_id(id scraper.UserID) {
+	session, err := scraper.NewGuestSession() // This endpoint works better if you're not logged in
+	if err != nil {
+		panic(err)
+	}
+	user, err := session.GetUserByID(id)
+	if err != nil {
+		panic(err)
+	}
+	log.Debug(user)
+
+	err = profile.SaveUser(&user)
+	if err != nil {
+		die(fmt.Sprintf("Error saving user: %s", err.Error()), false, 4)
+	}
+
+	download_user_content(user.Handle)
+	happy_exit("Saved the user", nil)
+}
+
 /**
  * Scrape a single tweet and save it in the database.
  *
diff --git a/internal/webserver/server.go b/internal/webserver/server.go
index 18ef85a..2fb2a32 100644
--- a/internal/webserver/server.go
+++ b/internal/webserver/server.go
@@ -139,6 +139,8 @@ func (app *Application) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		http.StripPrefix("/messages", http.HandlerFunc(app.Messages)).ServeHTTP(w, r)
 	case "nav-sidebar-poll-updates":
 		app.NavSidebarPollUpdates(w, r)
+	case "communities":
+		panic("not implemented")
 	default:
 		app.UserFeed(w, r)
 	}
diff --git a/internal/webserver/tpl/includes/nav_sidebar.tpl b/internal/webserver/tpl/includes/nav_sidebar.tpl
index 53dd247..526a1c6 100644
--- a/internal/webserver/tpl/includes/nav_sidebar.tpl
+++ b/internal/webserver/tpl/includes/nav_sidebar.tpl
@@ -51,7 +51,7 @@
           <label class="nav-sidebar__button-label">Bookmarks</label>
         </li>
       </a>
-      <a href="#">
+      <a hx-get="/communities">
       <li class="button labelled-icon">
         <img class="svg-icon" src="/static/icons/communities.svg" width="24" height="24" />
         <label class="nav-sidebar__button-label">Communities</label>
diff --git a/pkg/scraper/api_errors.go b/pkg/scraper/api_errors.go
index 7283006..0c07e05 100644
--- a/pkg/scraper/api_errors.go
+++ b/pkg/scraper/api_errors.go
@@ -7,6 +7,7 @@ import (
 var (
 	END_OF_FEED           = errors.New("End of feed")
 	ErrDoesntExist        = errors.New("Doesn't exist")
+	ErrUserIsBanned       = errors.New("user is banned")
 	EXTERNAL_API_ERROR    = errors.New("Unexpected result from external API")
 	ErrorIsTombstone      = errors.New("tweet is a tombstone")
 	ErrRateLimited        = errors.New("rate limited")
diff --git a/pkg/scraper/api_graphql_utils.go b/pkg/scraper/api_graphql_utils.go
index c22f421..9ea3fac 100644
--- a/pkg/scraper/api_graphql_utils.go
+++ b/pkg/scraper/api_graphql_utils.go
@@ -63,6 +63,7 @@ type GraphqlFeatures struct {
 	ResponsiveWebTextConversationsEnabled                          bool `json:"responsive_web_text_conversations_enabled"`
 	ResponsiveWebTwitterArticleTweetConsumptionEnabled             bool `json:"responsive_web_twitter_article_tweet_consumption_enabled"`
 	ResponsiveWebMediaDownloadVideoEnabled                         bool `json:"responsive_web_media_download_video_enabled"`
+	ResponsiveWebTwitterArticleNotesTabEnabled                     bool `json:"responsive_web_twitter_article_notes_tab_enabled"`
 	SubscriptionsVerificationInfoVerifiedSinceEnabled              bool `json:"subscriptions_verification_info_verified_since_enabled"`
 	HiddenProfileLikesEnabled                                      bool `json:"hidden_profile_likes_enabled"`
 	HiddenProfileSubscriptionsEnabled                              bool `json:"hidden_profile_subscriptions_enabled"`
@@ -81,6 +82,7 @@ type GraphqlFeatures struct {
 	ArticlesPreviewEnabled                         bool `json:"articles_preview_enabled,omitempty"`
 	GraphqlTimelineV2BookmarkTimeline              bool `json:"graphql_timeline_v2_bookmark_timeline,omitempty"`
 	CreatorSubscriptionsQuoteTweetPreviewEnabled   bool `json:"creator_subscriptions_quote_tweet_preview_enabled"`
+	SubscriptionsFeatureCanGiftPremium             bool `json:"subscriptions_feature_can_gift_premium,omitempty"`
 }
 
 type GraphqlURL struct {
diff --git a/pkg/scraper/api_types_v2.go b/pkg/scraper/api_types_v2.go
index e5662f4..4e73083 100644
--- a/pkg/scraper/api_types_v2.go
+++ b/pkg/scraper/api_types_v2.go
@@ -1384,6 +1384,48 @@ func (api API) GetUser(handle UserHandle) (User, error) {
 	return ParseSingleUser(apiUser)
 }
 
+func (api API) GetUserByID(u_id UserID) (User, error) {
+	url, err := url.Parse(GraphqlURL{
+		BaseUrl: "https://x.com/i/api/graphql/Qw77dDjp9xCpUY-AXwt-yQ/UserByRestId",
+		Variables: GraphqlVariables{
+			UserID: u_id,
+		},
+		Features: GraphqlFeatures{
+			RWebTipjarConsumptionEnabled:                              true,
+			ResponsiveWebGraphqlExcludeDirectiveEnabled:               true,
+			VerifiedPhoneLabelEnabled:                                 false,
+			ResponsiveWebGraphqlSkipUserProfileImageExtensionsEnabled: false,
+			ResponsiveWebGraphqlTimelineNavigationEnabled:             true,
+			SubscriptionsFeatureCanGiftPremium:                        true,
+			ResponsiveWebTwitterArticleNotesTabEnabled:                true,
+		},
+	}.String())
+	if err != nil {
+		panic(err)
+	}
+
+	var response UserResponse
+	err = api.do_http(url.String(), "", &response)
+	if err != nil {
+		return User{}, err
+	}
+	apiUser, err := response.ConvertToAPIUser()
+	if errors.Is(err, ErrDoesntExist) {
+		return User{}, err
+	}
+	if apiUser.ScreenName == "" {
+		if apiUser.IsBanned {
+			return User{}, ErrUserIsBanned
+		} else {
+			return User{}, ErrDoesntExist
+		}
+	}
+	if err != nil {
+		return User{}, fmt.Errorf("Error fetching user ID %d:\n  %w", u_id, err)
+	}
+	return ParseSingleUser(apiUser)
+}
+
 // Paginated Search
 // ----------------