Můj Youtube kanál o kryptoměnách - KryptoPeKlim

Bitcoinové poplatky
https://dedi.jochen-hoenicke.de/queue/more/#4d
https://blockchain.info/charts/mempool-state-by-fee-level
https://bitcoinfees.earn.com/
https://tradeblock.com/bitcoin/
https://blockchair.com/bitcoin/mempool/transactions
https://bitinfocharts.com/comparison/bitcoin-transactionfees.html