 <code>npm install &lt;pkg&gt;@&lt;version&gt;</code> vs
<code>npm install &lt;pkg&gt;@&lt;tag&gt;</code>.</p>
<p>Tags that can be interpreted as valid semver ranges will be rejected. For
example, <code>v1.4</code> cannot be used as a tag, because it is interpreted by
semver as <code>&gt;=1.4.0 &lt;1.5.0</code>.  See <a href="https://github.com/npm/npm/issues/6082">https://github.com/npm/npm/issues/6082</a>.</p>
<p>The simplest way to avoid semver problems with tags is to use tags that do
not begin with a n