The problem is not "Is this possible?", but how long before Google recognizes it and then classifies it as black hat, thereby causing anyone who uses the techni

The problem is not "Is this possible?", but how long before Google recognizes it and then classifies it as black hat, thereby causing anyone who uses the technique to get downranked. The problem with any popular SEO technique or tool is that it will eventually attract the attention of Google and then be evaluated as "black" or "white" hat.