Wednesday links: sloppy AI

MarketsLong Western Digital ($WDC), short TradeDesk ($TTD) was the trade of the year. (barrons.com)The VIX is ending the year near its lows. (vixology.substack.com)A barbell in stock performance in 2025. (chartkidmatt.com)FinanceThe Korea Exchange has a competitor in Nextrade. (giftarticle.ft.com)Why Polymarket is flying under the radar compared to Kalshi. (frontofficesports.com)What is Bill Ackman trying to accomplish with Howard Hughes Holdings ($HHH)? (oldroperesearch.substack.com)AIOpenAI's stock-based compensation is off the charts. (wsj.com)Caterpillar’s ($CAT) power and energy business is getting. boost from AI. (wsj.com)TrumpTrump Media ($DJT) is distributing a token to shareholders. (theblock.co)Five Truth Social ETFs just launched. (morningstar.com)The Trump Mobile phone is delayed. (fortune.com)WorkOffice attendance rates continued to tick higher in 2025. (wsj.com)AI will remove rungs from the corporate ladder. (theatlantic.com)Some tech companies are offering free nicotine