«Every so often, a book comes along that is truly useful and will become indispensible in a given field. (hencigoer.com)
The short term will see more investment in making the product as indispensible as possible to users and cement customer loyalty even if it means taking larger short term losses than expected due to the sheer number of new users. (ereadertech.com)
Lithium - ion batteries are seen as a solution for energy storage of the future and have become indispensible, especially in electromobility. (sciencedaily.com)