Quora is your best source for knowledge. Sign up in seconds.
By logging in you indicate that you have read and agree to the Terms of Service.
Why do I need to sign in?
Quora is a knowledge-sharing community that depends on everyone being able to pitch in when they know something.
Quora Community: This topic is for questions about the personal preferences and interests of people who use Quora. Questions and answers with this topic are only shown in feed to people who follow the topic.