Pi Blockchain Explorer https://aqua-dolphin-r3bsrc.mystrikingly.com/blog/many-people-feel-overwhelmed-when-they-think-about-improving-their-finances So, when there is a lot of transactions in the mempool so you paid a relatively very low transaction cost, your transaction can continue to be unconfirmed for an extended time period because miners/validators will select transactions with... https://bookmarkstime.com/story20836897/blockchain-explorer-ethereum-the-best-side-of-blockchain-explorer-btc-https-cutt-ly-3rj9ygbc