Second, and this is a broad statement, society is currently in a phase of devaluing the older mind. We're too quick to assume older minds cannot learn as easily, and older minds accept this as fact in a self-fulfilling way. The reality of the situation is that we're living longer, so we'll need to make valuable contributions later in our lives. Tech definitely isn't a mistress for 50+ year-olds, but that's a problem with our culture and not technology.