1. Its gaining mainstream credibility as industry players consider it as the new gold Bitcoin has many of the same qualities of gold, whose value is not controlled by governments.
2. Many investors and finance industry experts are serious about the promise of Bitcoin A large number of mainstream investors and entrepreneurs already consider Bitcoin and other cryptocurrencies as a legitimate asset class.
3. There is only a limited amount of Bitcoin There are only 21 million Bitcoin tokens to be mined and no new tokens will appear until after 2140. This makes Bitcoin a deflationary currency whose value increases naturally with time.
Source here. These are interesting big reasons why it is so wise to invest in Bitcoin. I am sure that many people are still doubting Bitcoin whether it can be a good investment vehicle or it is just another risky venture that can collapse anytime. Of course, we know better. So in case someone would be asking you this same question, you just have to enumerate the three big reasons above.
Great tips! If there is a need to really explain Bitcoin extensively to someone, I will make these as my basic points. Normally, in convincing someone to enter Bitcoin, I would only tell them to check the historical prices of Bitcoin and their interest would immediately grow more intense. Perhaps they would be more convinced if I would use these three points to back up the historical data of Bitcoin's prices.