All Lightning wallets that open channels to users should have a better onboarding flow to explain liquidity and channel open fees.
Discussion
100%
The new Phoenix has done an excellent job on this, seeing the screenshots (I haven't tried the beta).
One of the suggestions I made to OBW some time ago is precisely to offer a wizard at startup for channel management. Hosted channels are so interesting that they deserve more visibility (and a adequate explanation regarding the custodial part).