10 hours later…
17:26
According to (my own) answer linked there, I don't see the problem. Lightning is most definitely a technology applicable to supporting the bitcoin currency.
If the rule is only things supported by Bitcoin Core, or the P2P protocol we'd also need to ban:
* Hardware wallets, until recently
* Future developments
* Questions about frameworks / website integrations
* Other wallet software
* Exchanges
* BIP39
* Generic cryptography questions related to key derivation / secp256k1
* Mining (not supported by Bitcoin Core anymore, and doesn't involve the P2P protocol!)
* What attackers can do in various capacities (excluding those involving vulnerabilities in Bitcoin Core)
* Hardware wallets, until recently
* Future developments
* Questions about frameworks / website integrations
* Other wallet software
* Exchanges
* BIP39
* Generic cryptography questions related to key derivation / secp256k1
* Mining (not supported by Bitcoin Core anymore, and doesn't involve the P2P protocol!)
* What attackers can do in various capacities (excluding those involving vulnerabilities in Bitcoin Core)
3 hours later…
20:38
0

One of our site's closing reason reads:
Questions seeking product or service reviews are off-topic because
they tend to attract subjective, low-quality, and spam answers. On
the other hand, offerings in the Bitcoin space are still evolving
rapidly which often renders answers outdated quickly. Fo...
« first day (3215 days earlier) ← previous day next day → last day (1085 days later) »