Bitcoin in 2018 is so slow motion. Always bitcoin passing a dumping and death slow Street. At the ending of 2017 bitcoin reached 20k but 2018 this price is reduce 4 times than before.
No governments likes and support current currency which a banking system allows in that country. Governments can control bitcoin, online currency, then they prefer to use bitcoin.
Yes easily one can find himself in a good quality bounty campaign and signature campaign. But all bounty campaign is not a good quality campaign, some are scam too.
Yes it is high or appropriate time to buy some altcoins and bitcoin. Prices are dumping and sure that in end of current year 2018 Bitcoin price will double than now. So buy buy and buy.