This issue of TLDR Marketing covers nine new LinkedIn features and how to use them, argues that sentiment scores alone miss real social insights, and offers practical tips on subject lines, AI use, and experiment design. It also highlights debates around under-16 social media bans, AI’s role as an augment rather than replacement, confidence scoring flaws, and emerging hybrid AI verification models.

• Yale found zero job losses from AI automation over 33 months, but a 12.2% task completion boost and 25.1% speed gain when used as a helper
• Australia's under-16 social media ban still let 70% of kids retain partial access, showing enforcement limits
• Sentiment scores alone (positive/negative) miss the real insights buried in comment threads and recurring themes
• Rigid p<0.05 significance thresholds can leave up to 25% of potential experimental gains on the table