AIM listed POS Bidstack (BIDS) ended 2019 with £3.1 million cash but burning it at a rate of almost £750,000 a month. It has already admitted that its revenues in H1 2010 will be as they were in GH2 2019 minimal. Even its lame paid for researcher admits that it will be out of cash by the end of May. Well chaps, it is now May 26. You have 4 days…