ReSharper isn't a heavy focus because it's not worth it anymore. To get the same performance as other tools they'd need to throw out a ton of work and rewrite i

ReSharper isn't a heavy focus because it's not worth it anymore. To get the same performance as other tools they'd need to throw out a ton of work and rewrite it for Roslyn. With Rider, they get to continue to use their existing ReSharper codebase to power it.