diff --git a/backend/server.js b/backend/server.js
index f89e28348..b554e3edf 100644
--- a/backend/server.js
+++ b/backend/server.js
@@ -163,115 +163,6 @@ async function announceDailyLbResult(lbdata) {
 }
 
 
-async function checkIfPB(obj, userdata) {
-  let pbs = null;
-  if (obj.mode == "quote") {
-    return false;
-  }
-  if (obj.funbox !== "none") {
-    return false;
-  }
-  try {
-    pbs = userdata.personalBests;
-    if (pbs === undefined) {
-      throw new Error("pb is undefined");
-    }
-  } catch (e) {
-    User.findOne({ uid: userdata.uid }, (err, user) => {
-      user.personalBests = {
-        [obj.mode]: {
-          [obj.mode2]: [
-            {
-              language: obj.language,
-              difficulty: obj.difficulty,
-              punctuation: obj.punctuation,
-              wpm: obj.wpm,
-              acc: obj.acc,
-              raw: obj.rawWpm,
-              timestamp: Date.now(),
-              consistency: obj.consistency,
-            },
-          ],
-        },
-      };
-    }).then(() => {
-      return true;
-    });
-  }
-  // //check mode, mode2, punctuation, language and difficulty
-
-  let toUpdate = false;
-  let found = false;
-  try {
-    if (pbs[obj.mode][obj.mode2] === undefined) {
-      pbs[obj.mode][obj.mode2] = [];
-    }
-    pbs[obj.mode][obj.mode2].forEach((pb) => {
-      if (
-        pb.punctuation === obj.punctuation &&
-        pb.difficulty === obj.difficulty &&
-        pb.language === obj.language
-      ) {
-        //entry like this already exists, compare wpm
-        found = true;
-        if (pb.wpm < obj.wpm) {
-          //new pb
-          pb.wpm = obj.wpm;
-          pb.acc = obj.acc;
-          pb.raw = obj.rawWpm;
-          pb.timestamp = Date.now();
-          pb.consistency = obj.consistency;
-          toUpdate = true;
-        } else {
-          //no pb
-          return false;
-        }
-      }
-    });
-    //checked all pbs, nothing found - meaning this is a new pb
-    if (!found) {
-      pbs[obj.mode][obj.mode2] = [
-        {
-          language: obj.language,
-          difficulty: obj.difficulty,
-          punctuation: obj.punctuation,
-          wpm: obj.wpm,
-          acc: obj.acc,
-          raw: obj.rawWpm,
-          timestamp: Date.now(),
-          consistency: obj.consistency,
-        },
-      ];
-      toUpdate = true;
-    }
-  } catch (e) {
-    // console.log(e);
-    pbs[obj.mode] = {};
-    pbs[obj.mode][obj.mode2] = [
-      {
-        language: obj.language,
-        difficulty: obj.difficulty,
-        punctuation: obj.punctuation,
-        wpm: obj.wpm,
-        acc: obj.acc,
-        raw: obj.rawWpm,
-        timestamp: Date.now(),
-        consistency: obj.consistency,
-      },
-    ];
-    toUpdate = true;
-  }
-
-  if (toUpdate) {
-    User.findOne({ uid: userdata.uid }, (err, user) => {
-      user.personalBests = pbs;
-      user.save();
-    });
-    return true;
-  } else {
-    return false;
-  }
-}
 
 async function checkIfTagPB(obj, userdata) {
   //function returns a list of tag ids where a pb was set //i think