Dogecoin is still decentralized.
Dogecoin is still open source.
Dogecoin is still not controlled by a single entity.
Dogecoin is still a currency.
But opportunists will appear officious to gain your trust, to take your money. Trust but verify by track record, not labels.
The lightning network helps blockchains with scalability issues.
This layer 2 solution allows individuals to transact without having to record every transaction on-chain.
And it's not exclusive to #Bitcoin! Other cryptocurrencies such as Litecoin have also integrated it.