http://www.aliexpress.com/item/10pcs-W2 ... 88878.html
in the post and soldered them on (5min), had to bend the pins, and they all work fine. 32Mbit, now have arduino OTA working on my ESP-01.
Definitely worth doing, as rebuilding my prototypes for ESP-07,12 would have taken hours.
Apparently ESP-01s are now shipping with 4 MB chips.
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