I've only really started learning about crypto and I don't really see the point to all these million different exchange tokens.
Most of them just seem to speculative tokens with no actual function as far as I can see

What do you think?
You must consider that as a favorable for you as an exchange user because that will be
a utility coin/token of that said exchange and we as users will benefits from that , Look at Binance (BNB) with now has the most popular or one of the most exchange in the world of crypto trading.
https://www.binance.com/enand Here is their Token in which you can see for yourself.
https://coinmarketcap.com/currencies/binance-coin/