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The issues I'm referring to where specifically for Poloniex/STEEM, so it's very possible you didn't experience it if you weren't into Steem at that point.

correct

https://steemdb.com/@poloniex/transfers

The days without any transfers were the days it was down, and then you can see the panic withdraws each time it came back up :)

While there was no need to withdraw :-) Human factor again :-)