> But the killer feature is being able to transact without requiring the underlying bitcoin blockchain.
To be clear, you can send and receive bitcoin without the fees or latency of the bitcoin blockchain until you close the channel. And depending on the use case, that could be weeks or months in the future.
And even when opening or closing a payment channel, you don’t have to wait for the blockchain to confirm that transaction.
> Except a 4tx/sec cap on opening and closing channels.
To be clear, you can send and receive bitcoin without the fees or latency of the bitcoin blockchain until you close the channel. And depending on the use case, that could be weeks or months in the future.
And even when opening or closing a payment channel, you don’t have to wait for the blockchain to confirm that transaction.
> Except a 4tx/sec cap on opening and closing channels.
No such cap exists.
Here’s a great video—“10 Myths about Bitcoin's Lightning Network debunked by a Developer”: https://www.youtube.com/watch?v=obRs-WpJ05M