Every story tagged Computer Architecture, curated for CIOs and IT leaders — ranked by source credibility, engagement, and freshness.
2 stories · open in the command center
Sally McKee, the computer scientist who coined the term "the memory wall" in 1994—a foundational concept that shaped how the industry understands processor-memory performance constraints—passed away at 61. Her research and mentorship advanced critical areas including cybersecurity and collaborative computing, with particular impact on how organizations architect systems to address fundamental hardware limitations. For IT leaders, her legacy underscores the continued importance of memory optimization and the interconnection between foundational computer science research and enterprise technology strategy.
WebAssembly is fundamentally a register machine, not a true stack machine as commonly claimed, because it lacks the stack manipulation instructions (dup, swap, over) that enable efficient value reuse and common compiler optimizations. This architectural limitation means developers and compilers must introduce explicit variables to handle non-trivial computations, increasing code complexity and potentially impacting performance optimization opportunities. For IT leaders, this distinction matters because it affects how Wasm applications will compile, optimize, and perform at scale, requiring closer scrutiny of Wasm's actual capabilities versus its marketed simplicity.