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Microsoft kills off unsuccessful AI features while merging its separate Copilot apps
Microsoft cutting Deep Research and other flagship-sounding features signals that even a company with unmatched distribution can't force adoption of every AI feature it ships. For builders, the lesson is that feature sprawl in copilots doesn't automatically translate to usage, consolidation around fewer, sharper capabilities is the more durable strategy. For investors, it's a data point that enterprise AI assistant differentiation is still unsettled even at the top of the market.