There are more responsive alternatives to ssh, like mosh https://mosh.org/ (discussed recently https://news.ycombinator.com/item?id=28150287)

And uhm.. eternal terminal? https://eternalterminal.dev/ (discussed in 2019 https://news.ycombinator.com/item?id=21640200)

And, perhaps others? There's this article https://console.dev/articles/ssh-alternatives-for-mobile-low... (edit: I just submitted it to HN https://news.ycombinator.com/item?id=29081008)