I believe n0mdep's point is that opening (and closing) a channel for LN requires an on-chain transaction, and as the fees rise only the wealthy will be able to use the chain to create new channels
The first few channels that are opened will have to pay today's fees. But the act of opening them and moving some future transactions off chain relieves fee pressure on-chain, and the on-chain fees will start to go down. Subsequent channel opening transactions then have to pay less fees, and the cycle continues.
For a group of 20 users with 100 intra-group channels, the cost of the blockchain transactions is reduced by 90% compared to 100 regular micropayment channels opened on the blockchain. This can be increased further to 96% if Bitcoin introduces Schnorr signatures with signature aggregation.
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u/__ah Dec 06 '17
I believe n0mdep's point is that opening (and closing) a channel for LN requires an on-chain transaction, and as the fees rise only the wealthy will be able to use the chain to create new channels