BrowserBookmark plugin, advanced

[dcog989]

Old / New Plugin Comparison

Feature	Legacy Version	Current Version
Architecture	Tightly coupled, monolithic loaders	Decoupled, service-oriented
Performance	Synchronous, blocking operations	Fully asynchronous, non-blocking, atomic data updates
Favicon Support	Local database extraction only	Multi-tiered retrieval (Cache, DB, Web) with parsing, scoring, and optimization
Reliability	Basic file watching, potential race conditions	Thread-safe file watching, robust refresh logic, improved error handling
Code Maintainability	Low; difficult to test and modify	High; clear separation of concerns facilitates testing and extension
User Experience	Functional, with potential for UI lag	Responsive UI, timely refreshes, ~100% favicon retrieval