1980s: As personal computers increase in technology and drop in price, they become commonplace in many homes. Application memory, processing speed, and data storage space become three features that are used to sell computers.

Today: As the Internet offers more options—such as email, online research, shopping, reservations, and e-cards—more people start to use it as part of their daily lives. Connection speed and bandwidth become two features that are used to sell Internet services.

1980s: In certain, industry-rich areas of the United States, recessions occur as America shifts from an export-based to an import-based economy. Manufacturing companies make many cutbacks and layoffs, affecting many workers and related industries.

Today: Many people from all walks of life are affected when the information technology boom of the 1990s finally busts, affecting retirement plans and stock portfolios. The massive fall of stock prices...