The news: Meta and Google still account for 88% of mobile ad spending despite shifting user habits, per a Moloco report. But while advertiser attention remains firmly focused on Big Tech, those that diversify their media mix could increase financial returns as much as 214%. Our take: As audiences become fragmented across social media, advertisers are increasingly faced with the need to look beyond the big players鈥攂ut with big tech still commanding attention, a balanced approach is key.