The AI PC could be a big deal for the retailer.The post-pandemic economy has been hitting consumer electronics retailer Best Buy (BBY 2.60%) particularly hard. While consumers were keen to upgrade their PCs and purchase new gadgets in 2020 and 2021, that period was followed by a brutal downturn in the PC market. Globally, PC shipment volumes crashed 16.5% in 2022 and 13.9% in 2023, according to IDC.Best Buy is dependent on consumer excitement for new products, something that's largely been absent for the pa ...