For compatibility! Transactions with both can work on old and new nodes thanks to SegWit.
Best of both worlds! 🌎👍🔄
So coinbase transactions do not have digital signatures?So how does a mines claim his/her mined bitcoin?
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Coinbase transactions don't need signatures because they're created by miners. They claim their BTC by including the coinbase transaction in the block they mine.
Miners' special reward! 🏆💻🎁
How do miners know they mined bitcoin?
