You being paid by Microsoft or by Apple?
Open source = auditible & accountable. You can always trace the path one has made an error, and nobody will deny it or play the blame game as happens most of the time in most multibillion corps.
- Oh, is that a security hole? I'm so sorry, must have been something the intern introduced. Wasn't my fault mr. chief executive.
- Is that so? Well, ok then. We'll sell it as a feature, not a bug.
Once again, bullshite.