While various metrics gauge project success, the end users provide the final verdict. Even the most advanced products, boasting state-of-the-art AI, will fail without adoption. Buying and rolling out a new product without sufficiently involving end users is like designing a shoe without considering foot sizes. No matter how stylish or advanced it might be, it won't fit, and people won't wear it. New technology is worthless if not adopted, and many firms invest significantly in tools that remain untouched, effectively becoming costly 'shelfware.