You won’t be forgiven unless you restore the license to GPL v3.
You won't be forgiven unless you credited sohzm and state that cheating-daddy is a direct inspiration
IMO This sounds pretty fair to me. Publicly apologize somewhere, and link OP to it. I like that. Or come on, at least Venmo "the kid" $1000 -- "a kid" who saved you time, and is putting food on your table.
"A kid" whose idea you took and profited on. Wow, just realizing upon writing this -- what if Pickle CEO has kids, and one your kid reads this?