The same argument can be applied to almost everything, from your fancy frothy drinks themselves to air travel to bigger houses to using more fuel by speeding on the highway. It's effectively limitless, with the bigger ticket items having a much larger impact.
My government is eliminating single use plastics (the paper straws now work much better than when they were first introduced, which this article seems to explain!) but it's hard to see that making a significant difference while likely making like disproportionately more difficult, especially for poorer people. Never mind that they're also pushing much higher levels of immigration to my affluent country.
Determining the cutoff for what is environmentally acceptable is a very difficult and contentious process. Anyone have any ideas for a (completely theoretical) sustainable approach? A non-transferable carbon dioxide quota per person on earth? Or maybe a freely transferable one?