As of block 790468 the #bitcoin mempool contains about 270,882 unconfirmed transactions.
An estimated 223,381 transactions or ~82% appear to be related to ordinals, filling over 44% of the total mempool storage space.
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total #mempool size: 200 MvB
ord transactions size: ~88 MvB
addtl. miner fees: 521,981,084 sats