&gt; But hey, donate to Mozilla! $5, $15, $25,<p>Ah yes, thank you for the reminder!<p><a href="http:&#x2F;&#x2F;imgur.com&#x2F;hLZp8SG" rel="nofollow">http:&#x2F;&#x2F;imgur.com&#x2F;hLZp8SG</a><p>Now that I actually have a career and money I have no problem giving back.  I&#x27;m glad I can donate to Ubuntu and Wikipedia nowadays.  I am grateful for everything Firefox has given me for well over 10 years...<p>I really don&#x27;t know what XUL is (intermediate language between HTML and FF UI?), but I guess I do feel sorry for people who have been using Thunderbird.  I hope it&#x27;s significant enough a property that people will want to continue, write it in Rust?