A rolling blackout is when a power company shuts off sections of the grid to help deal with excessive power use.
For example, California and Texas had to conduct rolling blackouts to control strains on the power grid during hot summer months when most people have air conditioners running all day.
Blackout, Brownout, Power failure, Power terms, Rolling brownouts
If your area experiences rolling blackouts, we recommend purchasing an SPS (standby power supply) or UPS (uninterruptible power supply) for your computer to help prevent any damage and file corruption.