Encyclopedias were once our major source of quick information. If you were lucky enough to own a set at home, you pulled out a big, heavy book and laboriously looked up a topic. If you had an encyclopedia, someone in your house had a lot of disposable income!
Now, we go online for information and casual research. In the early days of the 'Net, we could find excellent, factual, free sources. Now, we're cautious and take a lot of what we read with a huge grain. Anyone can claim to be an expert and anyone can post anything online.
If you haven't...