Because it literally tells you what to do

"exe.dev is a subscription service that gives you virtual machines, with persistent disks, quickly and without fuss."

scroll down and hit the "about" link. I do agree though the landing page could be more resourceful.

I'm not going to SSH to a random server.

How to ssh into a server isn’t a question, it’s a command.

It's not interactive. It's just an extremely brief brochure for the actual service, which is available via SSH. All the useful copy is under the About link at the bottom, which is so light as to fail WCAG contrast standards.