Another interesting detail: clicking on substack’s URL on their profile shows a page stating that: Warning: this link may be unsafe https://substack.com/home h

Another interesting detail: clicking on substack’s URL on their profile shows a page stating that: Warning: this link may be unsafe https://substack.com/home https://substack.com/home The link you are trying to access has been identified by Twitter or our partners as being potentially spammy or unsafe, in accordance with Twitter’s URL Policy. This link could fall into any of the categories below: - malicious links that could steal personal information or harm electronic devices - spammy links that mislead people or disrupt their experience - violent or misleading content that could lead to real-world harm - certain categories of content that, if posted directly on Twitter, are a violation of the Twitter Rules