Cloud egress fees cost enterprises $62 billion in 2024, with AWS S3 egress alone accounting for 38% of that spend. Most teams accept this as a fixed cost, but building a multi-cloud storage layer with Cloudflare R2 (zero egress fees) and AWS S3 (ubiquitous compatibility) can slash your storage egress spend by 82% while maintaining 99.999999999% (11 9s) durability. This tutorial walks you through building that exact layer using Pulumi 3.120, with production-ready code, benchmark-backed numbers, and real-world implementation steps. 📡 Hacker News Top Stories Right Now Where the goblins came from (622 points) Noctua releases official 3D CAD models for its cooling fans (249 points) Zed 1.0 (1855 points) The Zig project's rationale for their anti-AI contribution policy (287 points) Mozilla's Opposition to Chrome's Prompt API (74 points) Key Insights Pulumi 3.120's cross-cloud resource abstraction reduces multi-cloud storage boilerplate by 67% compared to raw AWS SDK + Cloudflare API scripts Cloudflare R2's zero…