I'm a much heavier Signal user than WhatsApp but for broader audience it not even serious to consider. Too slow/laggish, lacks features (at some point it ate 40

I'm a much heavier Signal user than WhatsApp but for broader audience it not even serious to consider. Too slow/laggish, lacks features (at some point it ate 40GB of my phone space -- with no good UI to clean it up), crashes etc. Not ready for this kind of scenario, unfortunately.