2. Unsolicited commercial advertising over lightning
It seems inevitable that lightning addresses will be scraped and compiled and used to send unsolicited messages (with a payment attached).
What a...
Inb4. I really love how exodus intergrates your wallet into theirs and "tie" it to the private key / bitcoin address. Probably you could add a non-custodial bitcoin & l-btc wallet using mnemonic phrase and tie it your custodian lightning wallet in the same manner as well.