peHUB Second Opinion 4.29

PPIP Not A Total Bust: More than 100 participants applied to get a piece of PPIP today. (Dealscape) Speaking of Twitter: Today we learned the site has a low 30% retention rate. (Reuters) Fred Wilson Crunches Numbers: The Venture Capital Math Problem (A VC) Adding to the Conversation: Mark Reibolt criticizes a Forbes piece, saying, "The venture capital landscape is evolving quickly, so the same old methods and mindsets don't apply." (Mark-To-Market)

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