How does keeping up with daily general knowledge help a shopper identify which brands are currently the most reputable?

Does taking a skin assessment quiz help a person feel more confident about their purchase?
Do German speakers prefer using English loanwords for modern technology over their own native equivalents?
What is the difference between unconditional love and regular love in a twin flame relationship?
How could advancements in medical technology alleviate the suffering of elderly patients as Ricky Wong Wai-kay mentioned?
How will elderly people adapt to the new grocery shopping trends if physical stores become less common?