The majority of datacenters are google and amazon, without you even know it. They own almost anything is in so called cloud.

When you rent a VPS, is just a virtual machine in a datacenter, they provide the hardware, you manage the software.

For specific cases of using a remote node is OK.

You want a LN node for yourself? Just run a damn private node even on your own mobile device.

You want a business LN node, with high availability and reach-ability? Run it on a VPS.