Don't blog to compete with others[0]
Do blog to:
- connect with new people
- get feedback on ideas
- engage in discussion
- learn to write better
- finding new opportunities
- keeping up with your friends
- educating others
- and more
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[0] https://antipaucity.com/2014/04/11/dont-blog/#.YlGIUrgpBAc
[1] https://antipaucity.com/2012/11/05/why-blog/#.YlGIUrgpBAc