Spider gene is dominant, people. Reference. Spider x Spider yield will depend on whether or not the parents are homo- or heterozygous.
That site is also great for it's morph list. I usually use it or google to check out a morph.
I've heard from tons of people who own spiders that the wobble doesn't affect the snake's quality of life, and that their spiders have the best personalities. The wobble is not a detriment, some people just feel like it is. If you like spiders, I'd say give them a shot. Oh, and bees DO have the wobble, because they're just spiders with a 2nd paintjob on top.
Look in the other ball python forum sections for ideas for pairings. There are some really amazing things done with mojaves.