My son gave "5" to a channel called annoying orange, he was so proud of himself. Quick look, yup 5 alright, 500, lol. I wasn't even mad, kind of my fault anyways. I reached out to annoying orange, they were super helpful and reversed the charge thankfully.
You would think a company that caters to kids would get it, but Roblox is the same company that allows kids to hang out in strip clubs, or da hood where they can kill each other over gang territory and has blatant racism baked in.