Unverified60% confidenceFactExact time
Twitter's 140-character limit originally stemmed from the technical constraints of the SMS protocol.
2
Sources
60%
Confidence
Long-term
Relevance
7/7/2026
First Seen
Sources
Vespa at 80: The Timeless Design Philosophy Behind a Scooter
hackernewshackernews7/1/2026
Related Claims
UnverifiedX (formerly Twitter) has a 280-character limit.76% similarUnverifiedInstagram帖子的最佳文案长度通常在138-150个字符之间，尽管平台支持2200字符62% similarUnverifiedThe original source material on which this article is based is a brief post on Twitter.60% similarUnverifiedFor social media copy, the shorter the medium the better AI performs; a single-line tweet is less likely to reveal AI origins than a long LinkedIn article.59% similarUnverifiedTwitter的@回复和#话题标签功能都是用户自发发明后被官方采纳的59% similar
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