With the developing of telecom technique and multiple demand in this area, the sole telecom products and traditional business model were challenged.

随着电信技术的不断进步和电信市场的多元需求，传统电信产品的单一性及其传统的商业模式受到了挑战。

youdao

The same automation and control that gives organizations the ability to scale up or down using multiple servers when demand increases also allows them to migrate entire server deployments to a new infrastructure when disaster strikes.

FORBES: The Good News About Cloud Architecture: Everything Fails

For the first time ever, Comcast's Xfinity TV customers will be able to watch ESPN, ABC or Disney shows live or on demand and across multiple screens.

ENGADGET: Comcast, Disney TV deal opens up access on multiple screens, tightens VOD strings

Another common reason that customers use multiple brands is structural barriers that distort demand.

FORBES: The Wallet Allocation Rule and Your Brand