Anything related to a scam will damage reputation, a scam against bitcoin has a big impact on bitcoin's reputation because the scam will make new people and new investors hesitate to get involved or invest in it.
because the growth of bitcoin is influenced by the number of people who adopt and are involved in it, it is different from those who have been in bitcoin for a long time because it will be strong through it in everything including fraud, because it is based on a good knowledge and understanding of how bitcoin works, and besides that bitcoin has be a promising source of income.