The Grandcoin pool is functioning much better now. It turned out it was a problem with stratum and not with the GDC wallet. Once I'm able to spin up more stratum instances for it, GDC will be added to the Multiport.
Most excellent

Glad you don't toss in the towel easy.
flound, do tell, is there any significance to using one of Milla Jovovich's
The Fifth Element orange hair photos as your avatar

Quote from The Fifth Element scene matching the avatar image: "Leeloo Dallas - Multipass".