Hopefully forever, one less privacy-hostile proprietary thingie around.
I have not used it, myself, so I can't report on its effectiveness.
I was in a Zoom call with a big Chinese company some months ago, and they used something that looked the same as zoom but had a Chinese name.
Edit:
I think it was this one:
https://www.cnbc.com/amp/2020/08/03/zoom-to-halt-direct-sale...