Firewall opinions wanted please

> The best option I guess is to figure out how important it is for you to have a firewall,

_Everyone_ (network connected) should have a firewall. My grandma should
have a firewall. Nicole, holding dominion over this business network and
its critical infrastructure, should _definitely_ have a firewall. :wink:

  Why? When did the end2end nature of the Internet suddenly
  sprout these mutant bits of extra complexity that reduce
  the overall security of the 'net?

  Two questions asked, Two answers are sufficent.