I think it will be wise to switch the POW to multialgo. The blockchain is under attack from ppl with alot of funding.
Under attack how precisely? Genuine question, since I read somewhere (
cannot exactly recall where added source) that DASH miners are actively censoring DarkSend transactions and thereby slowing them down significantly. Your notion could be related.
EDIT: Adding source:
https://www.dash.org/forum/threads/coinbase.8998/#post-94696