barely - only just; almost not, attention span - the length of time that someone can keep their thoughts and interest fixed on something, assess  - to judge or decide the amount, value, quality, or importance of something, estimated  - roughly calculated or approximate, roughly - approximately, without taking a lot of care to make something perfect, lifespan - the length of time for which a person, animal, or thing exists, alleviate - to make something bad such as pain or problems less severe, showcase - to show the best qualities or parts of something, initiative - a new plan or process to achieve something or solve a problem, leverage - to use something that you already have in order to achieve something new or better, astonishing  - very surprising, retain  - to keep or continue to have something, solely  - only, just, garner - to collect something, usually after much work or with difficulty, take on the challenge - do something difficult , addictive - smth that you cannot stop doing or eating once you have started, outweigh  - to be greater or more important than something else, downside - a disadvantage of a situation, vital  - extremely important, quid pro quo - something that is given to a person in return for something they have done,

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