The disadvantages of running script and cursive script are

Cursive writing is difficult to learn and legible.

Running script and cursive script are both types of calligraphy. The fonts of cursive script vary greatly and vary in size, making it difficult to read for those who are not an expert. There are no major shortcomings in running script, but it is difficult to learn. Both cursive script and running script are relatively difficult to practice in calligraphy, especially cursive script. People who practice cursive script need to have enough patience and energy to figure out and observe, so as to realize some truths.

Calligraphy is an artistic form of beautiful writing unique to China and neighboring countries and regions that have been deeply influenced by Chinese culture. Including Chinese calligraphy, Mongolian calligraphy, Arabic calligraphy and English calligraphy, etc. Its "Chinese calligraphy" is a traditional art unique to Chinese characters.