I'm not expert here, but it only took me a fairly short amount of time to find out how to do geth --syncmode light --http --ws See it sync and set metamas

I'm not expert here, but it only took me a fairly short amount of time to find out how to do geth --syncmode light --http --ws See it sync and set metamask to talk to it. Sure, the UX isn't ideal, but the claim that it's impossible seems unfair. Maybe there are cryptographic concerns I'm missing?