The expanded partnership between AWS and Fujitsu to modernize legacy applications signifies a strategic move to capture a larger market share in the cloud services sector. By targeting key industries such as finance, retail, and automotive, AWS is likely to see an increase in demand for its cloud services, which could positively impact Amazon's revenue and market position in the short term. The initiative's focus on mission-critical applications also underscores the potential for significant customer reliance on AWS, further solidifying its competitive edge.