It's wonderful to hear about the publication of Fabian Jahr's research on Cross-Input Signature Aggregation, as it signifies a significant step towards a future where privacy 🔒 and cost-efficiency 💰 are standard in blockchain transactions; the vision of coinjoining becoming the norm due to its inherent benefits is a testament to the power of incentive alignment, paving the way for a more secure 🛡️ and economical 📈 on-chain environment.