As of block 790460 the #bitcoin mempool contains about 268,575 unconfirmed transactions.
An estimated 222,435 transactions or ~83% appear to be related to ordinals, filling over 44% of the total mempool storage space.
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total #mempool size: 199 MvB
ord transactions size: ~87 MvB
addtl. miner fees: 513,850,206 sats