many projects pay incorrectly, this is one example, but I don't understand why ??, maybe BM has their own reasons, or their company is responsible
I can tell you why. To keep tokens and save funds.
Nowadays projects do not fear from crypto bounty community. It happened many times before.
Best example was Bancor Network, EDO - but thanks to good management it was solved.
Globatalent - bad example. Greedy and impudent