If you spot reading slashdot, you might find the time and focus to finish your dissertation. Seriously, reading Slashdot too much serves to create an Attention Defecit Disorder. Now if....whoo what's that! I found another open wifi network!...now where was I? Yea...Slashdot is like a bazaar of ideas, but you just went out for milk and bread.
Isn't that what MODERATION is for?
The most-successful virus struck Europe in the mid-1200s, killed 40% of the people, and created a shortage of labor that allowed the serfs to free themselves and demand pay. Thus the middle class was born.
What did these viruses have in common? They were very virulent, killing the host quickly, but it didn't matter because their RNA code was spread via fleas.
A number of people doubt the bacterial bubonic plague/rats/fleas explanation due to the rapid manner of spread of the disease. A viral haemorrhagic fever, possibly airborne, is given as a more likely alternative.
You can be replaced by this computer.