Ban alumni domains altogether. Things like john@alumni.stanford.edu

src/swot/Swot.kt

@@ -1,6 +1,8 @@
 package swot
 
 fun isAcademic(emailOrDomain: String): Boolean {
+    if (emailOrDomain.contains("@alum")) return false
+
     val parts = domainParts(emailOrDomain)
     return !isBlacklisted(parts) && (isUnderTLD(parts) || findSchoolNames(parts).isNotEmpty())
 }