haproxy configuration :

defaults timeout connect 5s timeout client 50s timeout server 20s

listen ssl :443 tcp-request inspect-delay 2s acl is_ssl req_ssl_ver 2:3.1 tcp-request content accept if is_ssl use_backend ssh if !is_ssl server www-ssl :444 timeout client 2h

backend ssh mode tcp server ssh :22 timeout server 2h

don't forget about energy consumption costs

Maybe I'm missing something, but he still needs a physical computer to connect to his development machine in the cloud right?

I personally think this is expensive for the benefits it brings but clearly for the author it is worth it.

Are you paying for power for a fridge? Then laptop energy consumption is negligible.