The -p gives you a tab for every file opened. If you don't provide it, it still opens them and you get a buffer for each one, but it doesn't open any tabs. If y

The -p gives you a tab for every file opened. If you don't provide it, it still opens them and you get a buffer for each one, but it doesn't open any tabs. If you still get tabs even if you don't provide it, maybe you have a vim plugin that's doing that.