Copying using OSC52 is great! I have a cross-platform shell function for that in my bashrc [1], as well as an implementation that works in vim [2].

[1]: https://github.com/DvdGiessen/dotfiles/blob/2c02332b4a657690... [2]: https://github.com/DvdGiessen/dotfiles/blob/2c02332b4a657690...