Here are a few options for describing the WordPress post_tag “台灣自媒體” (Taiwanese Self-Media) in Traditional Chinese, catering to different needs:

**Option 1: Concise and Direct**

> 台灣自媒體：涵蓋所有來自台灣的自媒體內容，包括部落格、YouTube頻道、Podcasts等。

**(English translation: Taiwanese Self-Media: Encompassing all self-media content originating from Taiwan, including blogs, YouTube channels, Podcasts, etc.)**

* **Good for:** General use, quick understanding, SEO.

**Option 2: More Descriptive**

> 台灣自媒體：專注於台灣本土創作者所經營的自媒體平台，分享多元內容，如時事評論、生活分享、文化觀察、旅遊見聞等。了解台灣本土文化、接收在地資訊的絕佳管道。

**(English translation: Taiwanese Self-Media: Focused on self-media platforms run by Taiwanese creators, sharing diverse content such as current affairs commentary, lifestyle sharing, cultural observation, travel experiences, etc. An excellent way to understand local Taiwanese culture and receive local information.)**

* **Good for:** Attracting readers interested in specific content types, highlighting the value of the tag.

**Option 3: Emphasizing Independence and Creativity**

> 台灣自媒體：匯集來自台灣的獨立創作力量，展現多元的聲音與視角。這裡，你可以找到各種來自台灣的部落客、YouTuber、Podcaster等，感受台灣獨特的活力與創造力。

**(English translation: Taiwanese Self-Media: Bringing together independent creative forces from Taiwan, displaying diverse voices and perspectives. Here, you can find a variety of bloggers, YouTubers, Podcasters, etc., and feel the unique vitality and creativity of Taiwan.)**

* **Good for:** Highlighting the essence of self-media and appealing to creators and viewers who value independence and originality.

**Option 4: Simple and Keyword-Rich**

> 台灣自媒體：台灣、自媒體、部落格、YouTube、Podcasts、在地文化、時事評論、生活分享。

**(English translation: Taiwanese Self-Media: Taiwan, Self-Media, Blogs, YouTube, Podcasts, Local Culture, Current Affairs Commentary, Lifestyle Sharing.)**

* **Good for:** Maximizing keyword optimization for search engines. May not be as user-friendly.

**How to Choose the Best Option:**

* **Consider your audience:** Who are you trying to reach? Which option best speaks to them?
* **Think about your purpose:** Are you primarily aiming for search engine optimization, or do you want to inform and engage readers?
* **Keep it concise:** WordPress tag descriptions should generally be short & sweet. Avoid overwhelming the user.
* **Use relevant keywords:** Include words people would likely search for to find your content.

I recommend choosing the option that best aligns with your overall website goals and the content you are publishing. You could also slightly modify any of the options based on your specific needs. Good luck!