For those looking at an alternative to the Zoom F8, I noticed that B&H has a "New Arrival", refurbished Rolland R-88 units selling at nearly half their launch price (I guess Zoom is providing some serious pricing pressure! They might even be new units, and only "refurbished" in name only?!):
https://www.bhphotovideo.com/c/product/1286630-REG/roland_r_88b_r_88_8_channel_recorder_and.html
https://www.bhphotovideo.com/c/product/1286630-REG/roland_r_88b_r_88_8_channel_recorder_and.html