Your polite reply to that text is worth $2 on the dark web 

This article warns about 'wrong-number' SMS messages used as a personality test by organized criminal syndicates to identify responsive and vulnerable phone numbers, which are then enriched, sold, or cultivated via AI-assisted and human-run conversations into high-value victims for investment and other scams; it also describes the underground marketplaces, scale and economics of these campaigns, links to forced-labor scam compounds, and provides practical mitigation steps for users.