Microsoft didn't start pouring bucks into improving ruby yet. Their focus has recently been on JS, C# and python.
Re:Benchmarking Ruby 2.6 to 3.2
by theappsecguy on Wednesday January 04, 2023 @12:13PM
(#34248357)
Really wish Microsoft would contribute/donate to ruby/rails platform even more than Github does already. They can afford to.
Microsoft is also one of the best language/compiler company in the world.