庄先生，I hope you can better understand how practical of cryptocurrency and Blockchain technology prior for you to make this article with bias. Bitcoin already accepted by over 27 million of merchants, needless to mention other cryptocurrency.
There are officially up to date 1,159 type of cryptocurrency listed on public exchange (not 3,500 as you mentioned from nowhere). So far market cap of $161 billion just over 8 years.
I truly hope you can do your own due diligence and cross referencing to oversea articles, if you have difficulty in access this resource please do not hesitate to contact me at antonioloh83@yahoo.com.
