From Wikipedia Quantum Bigfoot (original series) Retail 1.2/2.5 GB drive The first generation Quantum Bigfoot drives were introduced around May 1996 and offered in capacities of 1.2 GB (1 platter, 2 heads) and 2.5 GB (2 platters, 4 heads), with suggested retail prices of $225 and $370...
I can only guess this ad is dated at around 1984 or 85? Not sure. via:
Republished with permission from The Daily WTF: "One of these icons closes the current window, one completely exits the program," observed Sam Oldak. via: