Months ago, a site was launched where Bitcoin owners can check whether they have special or rare Sats. These Sats could sell high.
This site.
Check if you have any rare satoshiYou can buy rare satoshis if you want to have rare satoshis as your collectibles
https://magiceden.io/ordinals/discover-raresatsI saw mempools increased with expensive fees some hours ago but now it drops back to lower fee rates like 30 to 40 satoshi/vbyte.