reusable glass / metal (or even durable plastic) are available. I use them at home all the time. I wouldn't mind them at a restaurant either, I mean we use glas

reusable glass / metal (or even durable plastic) are available. I use them at home all the time. I wouldn't mind them at a restaurant either, I mean we use glasses and dishes that are washed with every use when eating our why not straws?