Traditional block builders (like those from Flashbots, Titan, or BeaverBuild) act as monolithic entities. They ingest thousands of transactions from the public mempool, listen to bundles from searchers, run complex simulation software to ensure validity, and finally submit a full block payload to the relay. This process is computationally heavy.
To understand the necessity of the Flash Minibuilder, one must first understand the "Setup Paradox." Developers love building things, yet they despise the setup required to build them. flash minibuilder
: Supports generating new ActionScript or modifying existing codebases. SWF Manipulation listen to bundles from searchers