The personal computer has become the means people use to the new markets of Internet commerce.

Still, selling computers is becoming easier as consumers become more sophisticated.

The computers that tie together the Government's information systems have become increasingly porous.

So the faster a computer becomes, the closer its components must be to one another.

The personal computer is becoming the primary research tool.

It sounded as though the computer had become flooded with weeping.

But all of this was happening in the mid-1980s, when personal computers had become cheap and ubiquitous.

Personal computers were becoming popular to the point where high school kids could afford them.

In the three decades since that time, computers have become vastly more powerful.

Indeed, that computers have become so fast and cheap has been pivotal to this kind of research.