Recent Cologne 2026 Major patch notes and Steam market tweaks, including souvenir trade-up contracts and collection-based sticker groupings, have fueled community speculation that Valve could extend the system to paper stickers soon. This keeps the "No" outcome near even money at 52.5 percent implied probability, reflecting Valve's history of measured rollouts after testing mechanics like souvenir upgrades without committing to sticker contracts. Trader balance stems from active forum chatter around storage units and direct-buy shops versus the absence of official leaks or roadmap signals. A surprise mid-summer patch adding sticker trade-ups would swing odds sharply toward "Yes," while continued silence through the summer Major cycle or fall events would reinforce the current slight lean against implementation before November.