It is not possible for me to accurately predict whether or not $17000 is a local top for Bitcoin or if there will be a crash. It is important to note that the value of Bitcoin and other cryptocurrencies can be highly volatile and can fluctuate significantly in a short period. It is always advisable to exercise caution and to thoroughly research any investment before making a decision.
It is also important to note that cryptocurrencies are not regulated by governments or financial institutions and do not have the same protections as traditional investments. Therefore, it is especially important to be aware of the risks involved in investing in cryptocurrencies.
It is always a good idea to diversify your investment portfolio and not invest more than you can afford to lose. It is also recommended to consult with a financial advisor or professional before making any investment decisions.