As of block 790815 the #bitcoin mempool contains about 280,838 unconfirmed transactions.
An estimated 230,054 transactions or ~82% appear to be related to ordinals, filling over 50% of the total mempool storage space.
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total #mempool size: 199 MvB
ord transactions size: ~99 MvB
addtl. miner fees: 666,532,710 sats