It turns out that almost all cryptocurrencies that are birthed on Solana memecoin creation tool, pump.fun, never see the light of day. Dune Analytics data shows the success rate of pump.fun crypto tokens making it onto the Solana-based decentralized finance protocol Raydium is 1.41%, which has fluctuated between this and 1.21% since May. Its all-time high of 2.56% was reached on Feb. 16. “The ‘graduation rate’ of coins on Pump Fun (those that made it to $69k and got listed on a dex) is stagnant around 1.4%,” Cinneamhain Ventures partner Adam Cochran commented in an Aug. 1 X post. Cochran furth…