Many long arms come with computer programs, but they are very expensive. I ordered mine without a computer, one can be put on later if I so desire. Stitch regulators and computers definitely cut down on your learning curve, however even those take time to conquer.
Oh, in answer to your first question, I usually have more than one top going at a time. I swear I have ADD as I get bored easily on one and switch to working on another, depends on my mood!!! LOL! :lol: