When I'm building my dome in my chapel, and I had a vision - I've worked on perpetual motion and I haven't never give it up yet. I still think it could be done, perpetual motion. I had a vision of a un resist able windmill. ↗
Today there are hundreds of millions of mobile devices, but you do have to know a bit about what each device is capable of doing in order to approach it as a developer. ↗
There are a lot of people who've been able to ditch their Windows machines and switch over to Linux because they can now use their Exchange server for calendaring and collaboration from their Linux desktop. ↗
I align myself with almost all researchers in assuming that anything we do is a composite of whatever genetic limitations were given to us by our parents and whatever kinds of environmental opportunities are available. ↗