The evidence from the largest software companies says programmers should take performance more seriously than they do, not less.

Drawn from what Casey Muratori said

What this subject means

software performance Speed as a mark of quality: bloat, boot times, and software that got slower on hardware that got faster.

What Casey Muratori actually said

Do you hold this korrent?Do you also believe this?

Shared subject first, then similar wording. They may agree or disagree.