You can usually find someone to do it with.
If you get tired, you can stop, save your place and pick up where you left off.
You can finish early without feelings of guilt or shame.
When you open a book, you dont have to worry about who else has opened it.
A little coffee and you can do it all night.
If you dont finish a chapter you wont gain a reputation as a book teaser.
You can do it, eat and watch T.V. all at the same time.
You dont get embarrassed if your parents interrupt you in the middle.
You dont have to put your beer down to do it.
If you arent sure what youre doing, you can always ask your roommate for help.