I must be missing something, Dogecoin market cap is 40x larger than Unobtanium's, but according to coinwarz it only has 0.16% of the hashrate, doesn't that make it hundreds of times more appealing/vulnerable to a 51% attack?
 
But yes, we should absolutely be reaching out to every single bitcoin mining pool, big and small. 64 days until the halving, send out some e-mails.