Netflix initially started as a DVD rental service and grew, but it soon encountered a crisis with video streaming technology. Nevertheless, it wasn’t feasible to abruptly abandon the existing business and transition to a digital distribution model, highlighting the significant conflict involved! Video streaming technology is not a complementary service to DVD rental; rather, it serves as an alternative. When expanding or improving a business, it’s crucial to clearly understand the defining attributes of the target product or service. Burgers and french fries complement each other, while burgers and chicken sandwiches are substitutes. - Joseph’s “just my thoughts”
For the security of the Internet service, we have been asked by the Internet service companies to set the password combined by more than 8 or 10 "uppercase letter+lowercase letter+number+special character". But it was obviously of no use. This security guideline was recommended by Bill Burr who worked at NIST in the USA, he suggested this way in his report. Furthermore, the user was required to change the initial password set regularly. Despite this measure, the best way of security to protect users' accounts was the notification of the alarm for attempted hacking when the hacker tried. We have only tried to change the keys despite the simple method meanwhile. Today, the world has begun to comprehend that the security problem is not encryption or confidentiality, but simply cyber-dominion control and communication. - Joseph's "just my thoughts"