To me, this is its biggest flaw. You can’t scroll back in chats very far, but you can search for lines further back. However in a truly spectacular display of uselessness, the search only returns the chat bubble you searched for, with no surrounding context.
This was the push I needed to switch to Graphene. The Gemini offer popped up for me a couple of weeks ago. The only options were something like ‘Yes’ or ‘Not now’. No option to say never, which of course means they would bug me again and again.
So I reported it as Spam and made the jump.