Capex combinato per Microsoft, Amazon, Alphabet e Meta: 2026: $610 miliardi 2025: $359 miliardi 2024: $217 miliardi 2023: $140 miliardi 2022: $150 miliardi 2021: $125 miliardi 2020: $93 miliardi 2019: $69 miliardi 2018: $64 miliardi 2017: $40 miliardi 2016: $31 miliardi via Bloomberg