2月27日，比利时竞争管理局（BCA）确认对谷歌在在线广告领域启动调查程序。比利时竞争管理局表示，存在迹象表明谷歌可能存在违反竞争规则的行为，因此启动正式调查，涉案行为主要涉及谷歌特定中介服务的使用条款，以及在提供此类服务时可能存在的差别对待，损害了谷歌服务用户和/或竞争对手的利益。
But in the worst-case scenario, the Deorbit Vehicle won’t be ready. Without it, a protocol agreed on in 2024, which relies on the Russian Progress spacecraft, could come into play. There will be vexing trade-offs to consider. Allowing the ISS to descend toward Earth on its own saves gas, which the ISS will need when it’s finally time to eject into the atmosphere and ensure a burial at sea. But a slow descent jeopardizes the machinery needed to maintain remote control.
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Source: Computational Materials Science, Volume 266
This step rapidly finds the optimal sequence of border points and shortcuts to get from your start cluster's periphery to your target cluster's periphery. It's incredibly fast because it's ignoring all the tiny roads within intermediate clusters.