fix: more info in tooltips [skip ci]

web/sub-details.html

@@ -158,6 +158,7 @@
                                 <p>Public interest is visible to others.</p>
                                 <p>May be discovered and followed by non-owner.</p>
                                 <p>Note that making a public interest private doesn't disconnect existing followers.</p>
+                                <p>Create a new private interest if you want to disconnect existing followers.</p>
                             </span>
                         </span>
                 </label>
@@ -171,6 +172,8 @@
                                 <p>Can't be changed once set.</p>
                                 <p>Random name is set when not specified.</p>
                                 <p>Max 36 symbols, ASCII letters, digits or dash.</p>
+                                <p>Keep it secret for a private interest.</p>
+                                <p>Create a new interest when id is compromised.</p>
                             </span>
                         </span>
                     </label>