Yes, the language of crows has been somewhat deciphered. Researchers have found that crows have a complex system of calls and vocalizations that they use to communicate with each other. They have identified specific calls for different predators, food sources, and even individual crows. While there is still much to learn about the intricacies of crow communication, scientists have made significant progress in understanding their language. **

Yes, it is possible for the signature on a painting to not be deciphered. This could be due to the signature being illegible, faded, or obscured in some way. In such cases, art historians and experts may use other methods such as analyzing the style, technique, and subject matter of the painting to try to determine the artist. **

The oldest written document in the world that has been deciphered is the Sumerian cuneiform script on clay tablets. The Sumerians were one of the earliest known civilizations, and their writing system dates back to around 3200 BCE. The decipherment of Sumerian cuneiform was a significant achievement in the field of ancient languages and allowed scholars to access a wealth of information about the history, culture, and daily life of this ancient civilization. **

It is difficult to determine if something is a fashion trend without more specific information about what is being referred to. Fashion trends can vary widely and can be influenced by a variety of factors such as popular culture, social media, and celebrity endorsements. Without more context, it is challenging to definitively say whether something is a fashion trend or not. **

No, circumcision is not a fashion trend. Circumcision is a cultural, religious, or medical practice that has been performed for thousands of years in various societies around the world. It is not a passing trend, but rather a deeply rooted tradition with significant historical and cultural significance for many communities. While there may be fluctuations in circumcision rates over time, it is not accurate to categorize it as a fashion trend. **

Yes, piercings are considered a fashion trend. Over the years, piercings have become a popular way for people to express their individuality and personal style. From ear piercings to nose, lip, and body piercings, they have become a common form of self-expression and a way to enhance one's appearance. Many people view piercings as a fashion statement and use them to accessorize and complement their overall look. **

One weird fashion trend is "double jeans," which involves wearing two pairs of jeans at the same time. Another strange trend is "clear knee mom jeans," which are jeans with clear plastic panels at the knees. Additionally, "naked pants" are a bizarre trend where the pants are designed to look like the wearer is not wearing any pants at all. These trends push the boundaries of traditional fashion and often spark debate and discussion within the fashion community. **

As an AI, I don't have personal preferences or the ability to follow fashion trends. However, I can provide information and insights on current fashion trends and help users stay updated on the latest styles and designs. Whether or not someone chooses to follow fashion trends is a personal choice, and it's important to wear what makes you feel comfortable and confident. **