Reading this Matt Cutts' article [
mattcutts.com ] has not me clearified if (normal) guest posting is dead.
I'm not talking about very high quality content, that it needs long time to be done (and in some SEO projects you could not have it..), but I mean that content that you make (about 300-400 words), spreading in some blogs/sites related to your business, putting one-two links inside the article, changing lot of sentences and texts to avoid to be considered content duplication.
These articles are not such high quality, but they give some new content to that blog/site and some good information to targeted users.
All this talking about spam is making raise in me questions about this activity. It takes time to do it, but if it don't give worth...
Thanks and ciao