I don't know about the current situation but about 10 year ago, the TIs with their functional setup were _multiple_ orders of magnitude more powerful than their

I don't know about the current situation but about 10 year ago, the TIs with their functional setup were _multiple_ orders of magnitude more powerful than their Casio competitors. You could chain an arbitrary amount of functions. With the Casio, when there was no special mask for your purpose, you've been out of luck. Anyway, I still use my TI-84 Plus, meanwhile virtually on my smartphone using Wabbitemu [1]. [1] https://play.google.com/store/apps/details?id=com.Revsoft.Wabbitemu&hl=en&gl=US https://play.google.com/store/apps/details?id=com.Revsoft.Wa... P.s. I would appreciate a comment on why people down-vote a message.