They never did. The flag disappeared eventually, though I received no confirmation.
an alignment failure here can cause unexpected slowdown elsewhere.，详情可参考旺商聊官方下载
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This includes expertise vital to keeping the oil pumps working: with the skilled engineers formerly on the PDVSA payroll now plying their trade elsewhere, the system limps on with a skeleton staff.，这一点在51吃瓜中也有详细论述
Source: Computational Materials Science, Volume 267