E.T. falling into the pits was due to pixel perfect collision detection. [ 61 ] If any portion of E.T.'s sprite overlapped a pit, E.T. would then fall into the pit. The website also details numerous other issues that are resolved with reprogramming the game to adjust other aspects of appearances, difficulty and other bugs in the coding. [ 61 ] ^ Quote: "The number of actual trucks which have dumped locally was not known. Local BFI officials put it at 10. However, corporate spokesmen in Houston say it was closer to 20; and city officials say it is actually 14." McQuiddy, "City cementing ban on dumping."