Mosh is a very convenient and powerful solution, but it is no longer maintained (no new features, pull requests are not reviewed anymore and no new release is planned by the devs). Eternal Terminal is a good alternative.
Also, regarding your install instructions, it is not necessary to start the mosh-server manually. Mosh is able to automatically start and run it when connecting to the server once the mosh package is installed.
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Mosh is a very convenient and powerful solution, but it is no longer maintained (no new features, pull requests are not reviewed anymore and no new release is planned by the devs). Eternal Terminal is a good alternative.
Also, regarding your install instructions, it is not necessary to start the mosh-server manually. Mosh is able to automatically start and run it when connecting to the server once the mosh package is installed.