Have you ever searched for videos on social
media?

Many of you have probably come across
recommendations for similar content during your searches.

You might also be
familiar with the fact that giving a video a thumbs-up or thumbs-down can impact
the recommendations you receive.

In our daily lives, we frequently invest considerable time exploring various
options, comparing their features, and ultimately choosing the one that we like the
most.

However, the significant size of the online world can make it difficult to find
the information we need.

In such cases, algorithms have the potential to
comprehend our preferences by analyzing our online behavior and make
recommendations that best suit our preferences.

This, in turn, could enable us to
use our time online more effectively.

~ the fact that giving a video a thumbs-up or thumbs-down can impact the recommendations you receive.

that은 동격절을 이끄는 접속사이다. 특히 선행사가 idea, fact, message, claim 등일 때 동격절이 올 수 있으며, 관계대명사와는 달리 주어와 목적어가 모두 완벽한 절이 사용된다.
the recommendations와 you 사이에는 목적격 관계대명사가 생략되었다.

In our daily lives, we frequently invest considerable time exploring various options, comparing their features, and ultimately choosing the one that we like the most.

exploring, comparing, choosing은 ‘~하는 데 시간을 투자하다’라는 의미인 <invest time+-ing> 표현의 동명사 자리에 해당하는 것으로 병렬 구조로 연결되었다.

However, the significant size of the online world can make it difficult to find the information we need.

make it difficult to find ... 구문에서 it은 가목적어이며 진목적어는 to find the information we need이다. 이때 information과 we 사이에는 목적격 관계대명사 that이 생략되었다.