This is quite exciting in that it removes plastic waste. I see no reason why different companies can’t make different shape ones to maintain their lock-in. I expect a knock-off market to pop-up, but that exists with plastic pods too. It’s a step in the right direction at least.
I WFH and only make 1 cup for myself. I don’t want a whole pot.
LPT - grind coffee into a French press before bed and add water. Leave it on the counter overnight and in the morning you will have much better coffee.