For most of its history IE auto-updated but was never considered evergreen because its update cycle was tied to the much slower OS update cycle and the cost gat

For most of its history IE auto-updated but was never considered evergreen because its update cycle was tied to the much slower OS update cycle and the cost gating of OS upgrade purchases. Evergreen tends to also imply "shorter update cycle" (at least regular six-month intervals seems to be the general case now) and little to no gating.