As of block 790484 the #bitcoin mempool contains about 261,364 unconfirmed transactions.
An estimated 218,350 transactions or ~84% appear to be related to ordinals, filling over 44% of the total mempool storage space.
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total #mempool size: 198 MvB
ord transactions size: ~88 MvB
addtl. miner fees: 490,402,883 sats