The other day, I wrote a story named Google: Get Your Hands Dirty To Learn where I quoted Gary Illyes from Google saying “getting your hands dirty can be an excellent learning experience.”

Lisa Barone from Overit didn’t like that and she wrote a story Google to Clients: Go Ahead, Break That Moneymaker which argued you should only have people who knows what they are doing make those changes in fear of breaking what works and hurting your bottomline.

So Gary from Google defended his statement adding two more on Twitter:

And this one on Twitter:

I’ve also seen plenty of experts mess up, people are human. The truth is, most of these failed experiments can be reversed, unless you do some serious spamming and get hit by an algorithm that is slow to update.

Forum discussion at Twitter.