Even when we are familiar with different African music, arts, or sports, we tend to hear very little about the widespread use of certain innovations. (tes.com)
there are certain innovations where you think, «how did anyone used to live without this thing?» (rookiemoms.com)
It's very plausible that «they» don't implement certain innovations yet, for the sake of being able to directly implement them, off the shelf, when emssion regulations get more demanding. (mechanics.stackexchange.com)