I expect them to collapse due to surface tension or something. [Slightly related https://en.wikipedia.org/wiki/Cavitation https://en.wikipedia.org/wiki/Cavitat

I expect them to collapse due to surface tension or something. [Slightly related https://en.wikipedia.org/wiki/Cavitation https://en.wikipedia.org/wiki/Cavitation The problem is that the bubbles are filled with vapor instead of CO2 like in sparkling water.]