Zscaler compared Wikipedia's traffic midday Wednesday with its traffic the previous Tuesday. While the blackout day only saw slightly more total transactions, the number of unique visitors was noticeably increased.
The below charts compare Wikipedia's unique visitors Jan. 17 (in red) and Jan. 18 (in green). More people flocked to the Internet database Wednesday, probably due to the hype of the blackout.
Wednesday's overall transactions per hour only slightly edged ahead of Tuesday's.
Transactions per visitor were significantly reduced Wednesday, compared to Tuesday.
I personally don't frequent Wikipedia on a daily basis, but was eager to try out the tricks this morning -- such as pressing escape to view pages and reverting to foreign language content -- thanks to the old forbidden fruit appeal of a blacked out site.