During an interview, its important to show one's enthusiasm and interest in the job applied for. Taking brief notes in an interview shows the candidate is focused, and engaged and provides material valuable for post interview follow up message. Referring to specific points made in the interview that helps the candidate stand out in an otherwise sea of candidates.
However, such a practice can also make the candidate seem distracted / scatter - brained and detracts with establishing a conductive dialog between interviewer - candidate. Personal connection helps and is usually viewed positively.
What are things to keep in mind to avoid taking notes looking negatively? Will it be a positive or negative impression?