diff --git a/editions/tw5.com/tiddlers/filters/is.tid b/editions/tw5.com/tiddlers/filters/is.tid
index a38f8315f..cc23a9598 100644
--- a/editions/tw5.com/tiddlers/filters/is.tid
+++ b/editions/tw5.com/tiddlers/filters/is.tid
@@ -33,6 +33,8 @@ If <<.place C>> is anything else an error message is returned. <<.from-version "
 
 When <<.op is[missing]>> is the first operator in a [[run|Filter Run]], its output is always empty. And when <<.op is[shadow]>> comes first, it outputs only those shadow tiddlers that have been overridden. This is because the [[initial input to a run|Filter Expression]] contains only <<.em non>>-shadow tiddlers.
 
-The <<.olink all>> operator is similar, but its scope is the whole wiki.
+<<.tip "Use `has[title]` to match any tiddler title that is either a tiddler //or// a shadow tiddler.">>
 
-<<.operator-examples "is">>
\ No newline at end of file
+The <<.olink all>> operator is similar to <<.olink is>>, but its scope is the whole wiki.
+
+<<.operator-examples "is">>
diff --git a/editions/tw5.com/tiddlers/hellothere/HelloThere.tid b/editions/tw5.com/tiddlers/hellothere/HelloThere.tid
index bcb85c071..d80da69c4 100644
--- a/editions/tw5.com/tiddlers/hellothere/HelloThere.tid
+++ b/editions/tw5.com/tiddlers/hellothere/HelloThere.tid
@@ -32,7 +32,7 @@ Unlike conventional online services, TiddlyWiki lets you choose where to keep yo
 {{$:/core/images/twitter}} Twitter
 </a>
 <a rel="me" href="https://fosstodon.org/@TiddlyWiki" class="tc-btn-big-green" style="border-radius:4px;background-color:#2b90d9;" target="_blank" rel="noopener noreferrer">
-{{$:/core/images/globe}} Mastodon
+{{$:/core/images/mastodon}} Mastodon
 </a>
 <a href="https://github.com/Jermolene/TiddlyWiki5" class="tc-btn-big-green" style="border-radius:4px;background-color:#444;" target="_blank" rel="noopener noreferrer">
 {{$:/core/images/github}} ~GitHub