Project challenges:

• Leadership disruption
• Poor Reputation
• Patent Attacks
• Identity Challenges
• Cloud Vendor Starvation

Competitive Challenges

• Decline of relational
• other solutions: embedded, document, columnar, data warehouse, full text search et time series
• rise of fork

Technical challenges

• write amplification
• cluster file encryption
• horizontal scaling
• obsolete toolchain (programming languages, support libraries, testing frameworks)
• drastic technology changes: new language, architecture or storage are difficult for Postgres to adopt