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It is difficult to know exactly when the shift from gelatine to agar occurred. As often happens for scientific breakthroughs, agar was likely adopted incrementally alongside the use of other growth media. In 1913, for example, the first diagnosis of Serratia marcescens as a human pathogen was made by growing it on agar as well as on potatoes.
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But it's not just broadcasters who need connectivity. The fans inside a stadium or festival ground will use their mobile devices to contact friends, carry their tickets, navigate around the venue, and make payments.
但同時，也有一些照片已引起立法者的質疑與好奇：一張未標日期的照片中，克林頓和麥克斯韋一起游泳；另一張則顯示他在熱水浴池旁倚著，而旁邊那人的臉被遮蔽。此外，還有先前公開的那張照片，顯示一名年輕女子坐在他旁邊的扶手上。