This blog post explores how the capacitive touch principle applied to the iPad drove the changes of the digital age. Way back in 2012, Apple surprised us once again. Moving away from the heavy, bulky laptops of the desktop era, they introduced the iPad—a portable computer as light and easy to carry as a notebook. The astonishment many felt upon first encountering the iPad was hard to put...
This blog post explores why individuals with mental illness commit crimes amid weakened social bonds and methods to prevent such incidents. In the past, Korea was considered a safe country with good public security because, unlike the US, gun ownership was prohibited, so people didn’t die from gunshot wounds, and unlike Japan, brutal and bizarre random killings didn’t occur...
In this blog post, we examine how much freedom of information is realized through social media and delve deeply into the distortions and limitations lurking beneath the surface. At some point, the majority of internet users began sharing information, exchanging knowledge, and conversing through social media. Moving beyond its original function of simply sharing personal status updates or...
This blog post examines the impact of information asymmetry on markets and the screening and signaling strategies used to resolve it. Information Asymmetry, Adverse Selection, and Market Equilibrium In modern market economies, most transactions are based on diverse information. However, not all parties involved possess the same information. In fact, it is far more common for one side to...
This blog post examines how information asymmetry impacts markets, along with strategies to address it and the concept of equilibrium. Information asymmetry refers to a situation where one party involved in a transaction possesses more information than the other. In such cases, the party with more information can set transaction terms favorably for themselves, potentially gaining a...
In this blog post, we explore how crucial regular dental checkups and proper dental care are for preventing cavities and maintaining overall health. Everyone has probably visited the dentist at least once. The reason is likely due to cavities. As children, we may have cried while visiting the dentist because teeth weren’t brushed properly due to inexperience, and many adults have...
In this blog post, we’ll explore the principles behind how adhesives bond materials and examine how they are utilized across various industries and in everyday life. We use many tools in our daily lives. We use scissors to cut things, writing instruments to write, and glue to fix a new hairpin that has come loose. Scissors and writing instruments are tools we’ve used for...
In this blog post, we explore why phone call voices sound different from actual voices and the technical principles behind it. When dealing with criminals in movies, one particularly striking element is the perpetrator’s voice. As the screen darkens and a character, holding their breath, answers the phone, the criminal’s eerie voice instantly heightens tension to its peak...
In this blog post, we will examine how the traditional law of diminishing returns changes due to increasing returns and network externalities in the information technology era. Traditional economics has long held that continuously increasing inputs will likely lead to diminishing rates of output growth at some point. This perspective was particularly common in traditional industries like...
This blog post examines how well the traditional theories and treatments of Korean medicine can be explained by modern scientific standards, exploring both their limitations and potential. Concepts like ‘qi’, ‘acupoints’, and ‘the harmony of yin and yang’ may seem somewhat unscientific at this point in time, when science has advanced so remarkably. Although Korean medicine has a history...