I use https://github.com/hakavlad/nohang and it's a game changer
https://github.com/hakavlad/prelockd
https://github.com/hakavlad/memavaild
It can greatly improve responsiveness. Demo:
https://youtu.be/QquulJ06dAo - playing supertux + 12 `tail /dev/zero` in background
https://youtu.be/DsXEWvq60Rw - `tail /dev/zero`, swap on HDD, memavaild, no freezes
What about zram and zswap advantages?
BTW you're helping making the world to be a better place but only nerds download those tools. It would help even more if you could lobby such tools as default in distros such as manjaro, arch, Ubuntu, fedora, etc