I'm starting to see ESP32 modules & boards on eBay and elsewhere again, so can I assume the "fixed" silicon promised for Feb. 2017 is now in full production?

If so, I have an IMPORTANT QUESTION, which I believe others would like to know as well...

What are the differences in physical markings (i.e ...

"the link is ok"
That is incorrect.

The link in the first post by ESP_Sprite goes here -

https://espressif.com/sites/default/files/documentation/esp32_technical_reference_manual_en.pdf

That link is indeed now broken, with or without https (try it for yourself!)

The link that I posted in my ...

Going to the link above, I got a 404 Error (file not found). :(

However, looking through their site, I found this new one - 8-)

https://espressif.com/sites/default/files/documentation/esp32_technical_reference_manual_en_0.pdf

ESP Technical Reference Manual, V1.0, dated Sept. 7, 2016, 126 ...