According to Charlie Shrem, an American entrepreneur and bitcoin advocate, every Bitcoin price below 100k is cheap.
You just have to be able to be able to endure the bear market with the same enthusiasm as hodlers ride the bull. People will always be asking if the market will crash at 5k or if it is to late to buy in at 10k. Bitcoin just reached an all time high of 4791$ as seen on Bitcointicker
Bitcoin and altcoins grow stronger the more governments fail to provide the basic needs and securities to its population.
A prime example is the situation in Venezuela where Bitcoin is used to buy food from amazon, since the government is incapable to provide this basic need for the inhabitants. Since the annual inflation rate in Venezuela is at around 1600 percent, many homes are surviving starvation thanks to Bitcoin mining. Big in Venezuela: Bitcoin mining.
An other good example are the tensions that are occuring in North Korea which enabled Bitcoin to jump over 4700$. The fear of south Koreans and Japanese, due to the possibility of a nuclear attack, urge investors to use cryptocurrencies as a disaster Hedge. link to Google!
To end on a positive note Japan is a Bitcoin loving nation. Since Japan accounts for close to 47% of all Bitcoin trades worldwide. It is the first nation to recognize Bitcoin as a true currency. Japan Bitcoin law
The more governments fail or adapt to the new technology will stimulate growth. Since less than a percent of people worldwide are investing in cryptocurrency owning one Bitcoin is already impossible for many people due to the high price. 2.41% of all adresses have more than 1 Bitcoin. Bitcoin rich list