Ask Slashdot: Paying for Linux Support or Rolling Your Own Support

schmaustech writes: There seems to a be a lot of businesses that pay for Linux support but is that support really worth it and would if be better to provide your own internal support and write your own patches which could be submitted back to the community? The inherit risk is that your organization is accountable and accepts the risks if a major bug is encountered within any of the Open source applications they are using. What is the Slashdot communities perspective on this and how many major corporations are taking this approach?