It feels too easy for the receiver. They get all the privacy advantages and the sender pays for it? 

Yes, in Olympus case is 10k sats (channel lease) + opening onchain fees + reserve channel
https://docs.zeusln.app/lsp/fees

DarthCoin

So they are broadcast, as a channel-open usually is, but you don't have to wait for the 3 block confirmation before using them. I'm guessing the wrapped invoice includes the channel open fee, paid for by the sender?

lightning

Question of trust regarding LSPs

Fiatrevelation

So they are broadcast, as a channel-open usually is, but you don't have to wait for the 3 block confirmation before using them. I'm guessing the wrapped invoice includes the channel open fee, paid for by the sender? 