“Digital Currency” Recently, Digital Currency is proceeding, but limited to wallets for purchase. To proceed more, digital currency must be applied to assets classes. Then, paper and coins currency can be invalid. If digital currency is applied to assets and used in smartphones, various types of Bonds and Securities are possible. Digital Currency is associated with Personal Information, and it causes fear and intrust to own government for some people. This problem can be solved by fear to lose money. If paper and coins are invalid, people must use digital currency. To proceed Digital Currency, deleting trust for Bitcoin is good way. Bitcoin is used for dark money, and not in control by trustable organizations. Digital Currency by government can compete Bitcoin if the government is trustable. In addition, Bitcoin has several deep security risk by hackers. Roll back is impossible when hackers steal Bitcoin.
2023/12/31. Stock investment or Company investment I read some books about probability. I thought that the great investor, Warren Buffett might have invested to good companies, not to companies whose stock prices were likely to rise. This may be the principle. Investment to Good company Bad Company High stock price Normal or Not bad Bad Low stock price Good Normal or Not good There are several ways to find and measure which good or bad company is. The important point is to find good company, not company whose stock price is likely to rise.