Darius is designing a new type of self-driving automobile guidance system. He explains to Janelle, his supervisor, that it has far more accurate sensing capabilities than current models, uses current satellite technology used in available guidance systems, can readily be implanted in experimental cars at his company's test facility, incorporates five times as many features and complicated circuitry as current models, and can be easily manufactured by tweaking existing production machinery. Janelle says it is a good start, but she has some concerns. Why is Janelle most likely concerned