[akimbostrawman]

that is a limitation of signal not E2EE for an example see matrix

although E2EE chats do take more computing and storage especially with very large groups

[enedil]

Indeed this is. For some reason, all the implementations that I can recall suffer from some usability problems. I expect that if a solution that is acceptable for Durov is discovered, they will roll it out. Of course, my prediction might be wrong.