I wouldn't count that as difficult I would count that as suicidal.
That doesn't make it worthless, is electricity worthless just because we have a virtual endless supply of it(we are not getting into a discussion on the production, from a consumers standpoint there is endless) Yet the more you have the more you can do with it, stormlight isn't just money it is power, life. Iron is everywhere but it's so useful that it's occurrence is irrelevant.
Honor's is unstable and unpredictable even if you could find it there is no guarantee that it will remain open long enough to get through retrieve stormlight and return.