The mechanism of value increase is so unstable that it is hard to predict anything.
- arguments it may increase
+ even my neighbors are asking me abut BTC increase/decrease, which means people are starting to invest not even knowing the idea of BTC, so demand is increasing
+ BTC is used as stability for alts
+ BTC is used as security in alt smart contracts (a balanced security portfolio)
+ many countries are looking for alternatives to reduce the influence of banks
[-] argument it may decrease
- investment of people having no idea about cryto may increase of the risk of Sheep Rush
- high transaction fees
- demand vs. supply problem
- hard for micro transactions
- does not represent a real value, only agreed
..and the story goes on..