Better sell now….
Plus, the house always wins, and you ain’t the house.
I'm not an expert trader, but I don't see island tops in any time frame for BTC in my charts. Perhaps I don't know how to set it up correctly.
As for RSI, on the daily, in the last two overbought conditions it just kept going up. And on the weekly, last overbought condition was just the beginning of the crazy bull run in Oct 2020.