If you run into problems with that provider it may be problematic to switch to another provider due to the sheer size of data and related complexities of making a move.
This is a phenomenon known as 'vendor lock-in'. Vendor lock-in is particularly a problem for medium-to-large size businesses that store massive amounts of data with one cloud provider. If you run into problems with that provider it may be problematic to switch to another provider due to the sheer size of data and related complexities of making a move.