"The link cites a concern that some instances may become too big, but such is already the case."
That's like saying global warming is already happening, so we needn't bother stopping it.
M.S is on 14% of the network, if it keeps growing and there's another wave it could go over 50%.
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"No desire to ... "fight the man!""
Genuine question: why are you on a decentralised network if you think decentralisation is pointless?
The point of this place is to stop centralisation.