In the late 1970s and early 1980s, James E. Smith formalized branch prediction, grounding speculation in probability. Memory ceased to be something processors simply waited on; it became something to anticipate. Data was fetched before it was confirmed to be needed. Caches evolved from locality optimizers into buffers that absorbed the turbulence of speculative execution.
政局走向这一问题的核心，在于最高领袖的权力继承问题，谁来接任这一位置，存在极大的不确定性，甚至不排除未来出现亲美政权的可能性。但至少从目前的局势来看，伊朗现政权依然牢牢掌控着国内局面。
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