Also, it should get easier from here as LN companies like Stakwork build user facing solutions that integrate VLS with an UI 

jackronaldi

We have some instructions on how to set up basic configurations:
https://gitlab.com/lightning-signer/validating-lightning-signer/-/blob/main/contrib/howto/README.md

These are for early adopters, folks who are already comfortable with unix CLI and lightning node setup and operation.

Making an umbrel (or similar) version will make it even easier ...

There shouldn't be much overhead, you will be asked to confirm spends to unknown destinations, for example

ken6

bitcoin

Validating Lightning Signer - AMA

devrandom

Looks like an awesome project, the space is really maturing nicely. Here are my questions:

How hard will it be for a regular user (not an expert) to use VLS? Assuming he knows the minimum to run his own lightning node.

How much overhead will it impose? over regular usage.