volt and temp display bms

this looks promising for voltage/temperature monitor of cells, nice video showing 196cells being monitored here:
https://www.youtube.com/watch?v=DrsO2EwLFIE&feature=youtu.be

uses Batrium bms, just looked at their website, prices seem fairly reasonable, still too high for me though.
I'm still waiting for a dirt cheap monitor for all cells volt and temp.