As BT gains momentum, it would seem that a famous quip attributed to John Wannamaker from more than 140 years ago -- "Half the money I spend on advertising is wasted; the trouble is I don't know which half" -- may soon become an antiquated notion.
セブン‐イレブン・ジャパン、電通、サイバーエージェントは、リテールメディア事業を展開する新会社「セブン‐イレブン・アドコネクト」を設立する。 https://www.sej.co.jp/company/news_release/news/2026/202606111100.html