There is also some very recent advances to laser communication, which explains the increased interest: https://www.nature.com/articles/s41377-023-01201-7 https:

There is also some very recent advances to laser communication, which explains the increased interest: https://www.nature.com/articles/s41377-023-01201-7 https://www.nature.com/articles/s41377-023-01201-7