I mean, many lootboxes contain things that can be resold for profit... It's just that game devs don't have to "pay out" the winnings, more consumers do. CS skin

I mean, many lootboxes contain things that can be resold for profit... It's just that game devs don't have to "pay out" the winnings, more consumers do. CS skins are the most obvious. Gacha is definitely gambling even if profit isn't the primary motive. You could argue that profit isn't even the primary motivation of many poker players, but rather being seen as smarter than the next guy or more able to call bullshit.