Hey there. Yes, I would say try it and if it works for you and sounds good then go for it! There are many ways to play and I always encourage people to find the best way for themselves. These lessons are simply starting points...
In answer to your other question; yes, I play in a number of groups in the bay area, my own being Tom Finch group. You can hear some music and find out more about me at
www.tomfinch.com Cheers, Tom :)