Somewhere along the way Marc Andreessen went from being pmarca to @pmarca. He took down his popular blog, and years later took up tweetstorming. Which means you can keep up with his current thoughts on Twitter — and also catch up on them (in the form of tweets, podcasts, and op-eds) here.

• .PDF (for printing): http://bit.ly/pmarcablogebookpdf
• .EPUB (for Nook, iBooks, Kobo etc.): http://bit.ly/pmarcablogebookepub
• .MOBI (for Kindle): http://bit.ly/pmarcablogebookmobi