1. Listening Comprehension
1~3) Listen to the following and answer the question.
Pre-history
Prior to the release of bitcoin there were a number of digital cash technologies starting with the issuer based e-cash protocols of David Chaum and Stefan Brands. Adam Back developed hashcash, a proof- of-work scheme for spam control. The first proposals for distributed digital scarcity based cryp
Key Points for Writing for Press Release
Is your news "newsworthy?"
Do not use your press release to try and make a sale.
A good press release answers all of the "W" questions (who, what, where, when and why),
Provide the media with useful information about your organization, product, service or event.
If your press release reads like an advertisement, rewrite it.
Start
minutest details. We can see a doctor or take proper treatments in a timely manner. For instance, the device advises us to rest when it detects boosting white blood cells which fight against viruses. It is not limited only for ailment, but there are more uses for serious illness. Before we get a cancer, we can be reported as soon as we got a hump.
▪ Creating intangible remote-controller