If you got frustrated from long period of red you do not know bitcoin at all. Do you think it's the first time so? Take a look on the whole history of bitcoin's ups and downs through decade and your frustration will disappear.
It is true, people who know the potential on bitcoin deeply mustn't get frustrated. The decline and bad trends have already happened repeatedly. But experienced investors or traders always know the right way to gain profits. Of course, it is impossible to win in every effort. However, there are more chances to gain benefits even if it is in a red period. You must know how to make it. In addition, if your main income doesn't come from crypto business only, you should not think too much about the market. Just be patient a moment and wait for better improvement on the market later on. 