Dot is a decent hedge against something going wrong with ETH. It is also possible that they might be able to exist together with some projects aiming to be bridge parachains. The Plo testing is going to start on the kusama testnet relatively soon, will be a nice way to try it out before mainnet.
Candles aren't too tricky. Here is an education post from Binance Academy.
https://academy.binance.com/en/articles/a-beginners-guide-to-candlestick-charts
Thanks for the link. Nice. The rest of what you wrote made my head hurt. You are clearly far more educated about all of this than I am.
Haha... DOT is a good balance against ETH falling!