I don't think culture is something you can describe.

Microsoft is involved in setting some fairly key standards and people are afraid of it because they think, Geez, they are quite capable. It's daunting, I suppose.

The competition to hire the best will increase in the years ahead. Companies that give extra flexibility to their employees will have the edge in this area.

The difference between a stranger sending you a message that you might be interested in at a very low volume level, no repetition, just sending it to very few people, and that being done as spam - those things get close enough that you want to be careful never to filter out something that's legitimate.

At some point, that risk-taking private capital can take over, and have patents and trade secrets and things that let them lead the way, which happened with the steam engine and some other things, although with energy, the time of adoption is a lot longer than it is with, say, IT products or even medical advances, like drugs and vaccines.

The truth of Moore's law has made remarkable things possible. On the software side, I think natural user interfaces in all their forms are equally significant.

Security guys break the Mac every single day. Every single day, they come out with a total exploit, your machine can be taken over totally.