Ya...at best only zcash will be remaining on equihash by the time you get your unit with very high difficulties you'll be looking at a 1-2 year ROI unless you did a coupon deal...no point in getting anything but batch 1. Hopefully no one buys from bitmain again!
I remember reading Zencash
hoping to have an algo fork by early/mid August? If that slips a few weeks maybe batch-2 buyers could sneak in some ZEN