My memory is a bit hazy, but wasn't roundcube got its popularity because it has more features than squirrelmail? Back then when you need a webmail client, it's

My memory is a bit hazy, but wasn't roundcube got its popularity because it has more features than squirrelmail? Back then when you need a webmail client, it's either squirrelmail or roundcube. There might be others but I didn't pay any attention to this space back then.