cd is a zoxide alias for me. If I need to navigate by folder content, I have yazi on y

I also recommend Atuin, the better shell history that works with most shells and can replace both up arrow and ctrl-r

If you want to send files between just your own devices KDE Connect is great and can do many other things too. If you are on Gnome there is a gnome extension for better integration (gsconnect I think?)

The title of the post

Rclone supports most cloud storage, including gdrive. Probably not what was used here, but it’s super useful