Why do Pepsi and Coke dominate the cola conversation?
Because they are the most popular.
Because they are the most popular.
Then Replit, V0, Lovable are all extremely popular.
I don't have a horse in this race just find it interesting. Your Coke vs Pepsi analogy is a good one though.
The GitHub repos for Claude Code and Cursor are basically just issue trackers and some examples. I'm actually surprised they have as many stars as they do.