We used to have "web hotels". Then they grew server side programming support, such as Perl and later PHP. Customers were at first not separated at all but later they were with Virtuozzo and similar systems.
This was later rebranded PaaS, to differentiate from cheap PHP hosting of yore. Some has now rebranded to serverless. It's not so much a "direction" as it is market differentiation.
We used to have "web hotels". Then they grew server side programming support, such as Perl and later PHP. Customers were at first not separated at all but later they were with Virtuozzo and similar systems.
This was later rebranded PaaS, to differentiate from cheap PHP hosting of yore. Some has now rebranded to serverless. It's not so much a "direction" as it is market differentiation.