Blockchain Platform Selection - Ethereum is suitable for individuals with prior connections or expertise, exemplified by figures like @ethereumJoseph [1] - Solana is recommended for pragmatic engineers capable of making informed decisions [1] - TradFi rollup is an option for those seeking grants and less concerned with the core principles of cryptocurrency, or those influenced by "escape hatches brain worm" [1] - Building a custom chain is suggested for those prioritizing larger grants, though exceptions exist for Solana competitors [1]