登録して招待リンクを共有すると、動画再生報酬と紹介報酬を獲得できます。

Paul Graham
@paulg
参加 August 2010
806 フォロー中    5.4M ファン
Talked to someone recently who knows a lot about defense tech, and he made an interesting point: the test of most military hardware right now is whether the Ukrainians want it. They have a hot war going against a determined opponent, and they know what works.
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