One can practice longsword fighting despite having disc problems by modifying their training to minimize strain on the back. This can include focusing on footwork, balance, and precision rather than heavy impact movements. Additionally, using a lighter training sword or practicing with a wooden waster can reduce strain on the back while still allowing for skill development. It is important to consult with a medical professional and a qualified instructor to develop a training plan that is safe and effective for individuals with disc problems. **

The answer to this question depends on the specific context and purpose for which the sword is being used. German longswords were designed for use in European medieval combat and are known for their versatility, reach, and cutting and thrusting capabilities. On the other hand, samurai swords, such as the katana, were designed for use in Japanese martial arts and are known for their sharpness, precision, and cutting ability. Ultimately, the "better" sword would depend on the specific needs and preferences of the user, as well as the specific combat or martial arts context in which the sword will be used. **

The main difference between a katana and a European longsword lies in their design and cultural origins. The katana is a traditional Japanese sword with a curved, single-edged blade, designed for swift and precise cutting. It is often associated with the samurai and has a deep cultural significance in Japanese history. On the other hand, the European longsword is a straight, double-edged sword with a longer blade, designed for both cutting and thrusting. It was commonly used by knights and has its roots in medieval European warfare. Additionally, the construction and forging techniques of these swords also differ, with the katana being made using a process called differential hardening, while the European longsword is typically made using a different method of heat treatment. **

The choice between a free market economy and a planned economy depends on the specific goals and values of a society. A free market economy allows for individual freedom and competition, which can lead to innovation and efficiency. However, it can also result in inequality and lack of regulation. On the other hand, a planned economy allows for more control and distribution of resources, but it can stifle individual initiative and innovation. Ultimately, the decision between the two depends on the balance a society seeks between individual freedom and social equality. **

The answer to this question depends on one's perspective and values. A social market economy combines elements of both a free market and government intervention to ensure social welfare and economic stability. It aims to balance individual freedom with social responsibility. On the other hand, a free market economy prioritizes individual freedom and minimal government intervention, allowing for more competition and innovation. Ultimately, the "better" system depends on the specific needs and values of a society, as well as the balance between individual freedom and social welfare that is desired. **

Online commerce refers to the buying and selling of goods and services over the internet, while retail commerce refers to the traditional brick-and-mortar stores where customers can physically visit and make purchases. Online commerce offers the convenience of shopping from anywhere at any time, while retail commerce provides the opportunity for customers to see, touch, and try products before making a purchase. Online commerce often involves lower overhead costs and can reach a wider audience, while retail commerce provides a more personalized and immediate shopping experience. **

A social market economy combines elements of both a free market economy and a planned economy. It allows for private ownership of businesses and resources, while also implementing government regulations to ensure fair competition and social welfare. In contrast, a free market economy relies on minimal government intervention, allowing businesses to operate with little regulation. On the other hand, a planned economy is centrally controlled by the government, with decisions regarding production, distribution, and pricing made by central authorities. **

A market economy is preferred over a planned economy because it allows for individual freedom and choice in economic decision-making. In a market economy, prices are determined by supply and demand, leading to efficient allocation of resources. Additionally, competition in a market economy encourages innovation and productivity, driving economic growth. On the other hand, a planned economy, where the government controls production and distribution, can lead to inefficiencies, lack of innovation, and limited consumer choice. **