There certainly were mailing lists, usenet, forums, all of an all-encompasing scope. But there were also very local user groups, and pockets of wildly more and less usage depending upon region. The Internet was young, and many made decisions predicated upon what they saw around them.
The best way to be sure you had support, was a local healthy community of hackers around.
You must have a good source of information for such a statement.
Do you want examples why Solaris was selling so well before the .com crash?
There is no conflict in "linux was growing without the big boys' and 'it started with small market share'.
And yes, you can find exceptions to the rule, although regardless, do you see me saying "exclusively"? What does someone using Solaris, have to do with Linux only growing due to external help?