Rust's crater is also neat. Here's an example of fixing a compiler issue and rebuilding public packages to test it.
miniblog.
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@louis@emacs.ch Low level stuff needs a language without a GC (C/C++/Rust) and Android has been Java based throughout its history. I don't think they have much choice without rebuilding major components.
Today I learned that I can double the RAM in my $5/month servers Digital Ocean by rebuilding them!

