The services learning curve takes away from reuse value and is thus a factor for project teams in deciding whether to reuse or to instead reinvent.

The classic BlackBerry form-factor represented by such handsets as the Curve, 8800 and now Bold was itself a screen upgrade from the first BlackBerry two-way pagers.

In reverse engineering, the character of surface border curve in complex contoured product is the key factor affecting the outlook designing quality of product.