|  | 
Focus on cross-coordination is unique / essential element of W3C culture ... even more so since Last Call started ('98).
| Benefits | Challenges | 
| Understanding Quality Consistency Usability Interoperability Toward "One Web" | Time investment Time to REC Sync chaining Innovation Scaling with more Groups | 
For each WG, the effort required to "do it right" varies depending on the numbers and types of dependencies.
| 8 of 15 | 



