Finding these optimization opportunities can itself be a significant undertaking. It requires end-to-end understanding of the spec to identify which behaviors are observable and which can safely be elided. Even then, whether a given optimization is actually spec-compliant is often unclear. Implementers must make judgment calls about which semantics they can relax without breaking compatibility. This puts enormous pressure on runtime teams to become spec experts just to achieve acceptable performance.
A strange piece of software has recently landed on the PC gaming store Steam. And “software” feels like the cleanest way to describe it. Existing somewhere between a full-blown life sim, a science project and a kind of haunted fish tank, Anlife: Motion-learning Life Evolution probably would have disappeared without making much impact if it wasn’t for one unusual factor. Several years ago some of its creators were absolutely roasted on camera by one of the genuine legends of Japanese animation.，详情可参考同城约会
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Polly Toynbee is a Guardian columnist