Earlier quoted context omitted.
Exactly. Square was the first great checkout system, but now a decade and a half later every other system is good enough that retailers aren't going to pay extra for a flashier app.
It’s not extra and their hardware is still far better than the competition. Square is still awesome in the small business PoS space. Their lead has not shrunk.
Their lead absolutely has shrunk. In the mid-late 2010s it was either Square, or a bevy of shovelware Windows POS systems loosely stitched together with a tablet for rewards and maybe grubhub. Clover and Toast are both regular sights in that space now.