Isn’t Signal just groups and direct messages? Parler was a giant echo chamber where you can tumble down the rabbit hole, signal has no suggested groups or other

Isn’t Signal just groups and direct messages? Parler was a giant echo chamber where you can tumble down the rabbit hole, signal has no suggested groups or other broadcast to the word. Only broadcast to a channel opting into a conversation. Sure you can use it to coordinate and spread disinformation but it’s got a much lower viral spread.