Monero is not only a privacy use, their is actually less xmr than btc, until 2040. The problem with lightning is lightning itself, it’s not the Bitcoin’s network, assuming the transactions goes to LN instead of the Bitcoin’s blockchain, that mean less transactions in block, tx fees need to be high or Bitcoin’s price need to goes up with Halving, at some point the situation is unsustainable, if the price stop to rise, miners will sank, growing the mining centralisation and OFAC compliance further... the fixed supply is leading the network to a huge centralisation which absolutely not good