When room light fluxuates sheilding of the reciever is key. Bulb startups, near burnouts, etc.. of normal room lighting emmit a wide band and lots of IR.
Fix: New bulb or starter/ballast, better shielding, finding offending reflections occasionally.... moving lights when you can't.
Issues are not guaranteed by any means, just possible 
You can always thow yourself back into something like fun starter sets on a folding table on weekends. Still fun.
Informed investment keeps folks around
Hey, if you've got the cash to make it rain behind you as you walk, and all day to blow, feel free to buy it "all" hire a full time pro-build team to do a few layouts under you, throw any stuff you don't like or doesn't work out in the trash, and have a personal scretary tell us all about it eh?
