True, but to be fair, most users (Windows users, at least) don't have more than 2 browsers installed (Edge and either Firefox or Chrome, and it's likely a safe

True, but to be fair, most users (Windows users, at least) don't have more than 2 browsers installed (Edge and either Firefox or Chrome, and it's likely a safe bet that if FF or Chrome are installed, that's their preferred browser). *nix users likely only have 1. Your "umpteen" browsers is very much an edge case.