diff --git a/.gitignore b/.gitignore
index e7fe913..a199c2e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 /consumer_keys.txt
 /info.txt
 /.classpath
+/primedate.jar
diff --git a/src/fr/klemek/primedate/MainProcess.java b/src/fr/klemek/primedate/MainProcess.java
index 796d6a4..d9c13a5 100644
--- a/src/fr/klemek/primedate/MainProcess.java
+++ b/src/fr/klemek/primedate/MainProcess.java
@@ -13,6 +13,8 @@ import java.util.TimerTask;
  */
 public abstract class MainProcess {
 
+	private final static String VERSION = "v1.1";
+	
 	private final static SimpleDateFormat date2num = new SimpleDateFormat("yyyyMMddHHmm");
 	private final static SimpleDateFormat sdf = new SimpleDateFormat("MMMM d, yyyy 'at' HH:mm", Locale.ENGLISH);
 	private final static NumberFormat nf = NumberFormat.getNumberInstance(Locale.ENGLISH);
@@ -35,6 +37,8 @@ public abstract class MainProcess {
 	}
 
 	public static void main(String[] args) {
+
+		System.out.println(String.format("PrimeDate %s%n%s",VERSION,Calendar.getInstance().getTime()));
 		
 		if(args.length < 1) {
 			System.out.println("Argument 1 must be a file containing customer keys");
@@ -42,6 +46,9 @@ public abstract class MainProcess {
 		}
 		
 		if(TwitterClient.setUpTwitter(args[0])) {
+			
+			PrimeCalculator.computeList();
+			
 			Timer timer = new Timer();
 			timer.scheduleAtFixedRate(new TimerTask() {
 				@Override
diff --git a/src/fr/klemek/primedate/PrimeCalculator.java b/src/fr/klemek/primedate/PrimeCalculator.java
index 96bb41e..ecab7b9 100644
--- a/src/fr/klemek/primedate/PrimeCalculator.java
+++ b/src/fr/klemek/primedate/PrimeCalculator.java
@@ -1,7 +1,10 @@
 package fr.klemek.primedate;
 
+import java.util.Arrays;
+
 /**
  * Calculate and check prime numbers
+ * 
  * @author Kleme
  */
 public abstract class PrimeCalculator {
@@ -12,12 +15,13 @@ public abstract class PrimeCalculator {
 	private static final long SQRT_MAX = (long) Math.sqrt(MAX) + 1;
 	private static final int MEMORY_SIZE = (int) (MAX >> 4);
 	private static final int BLOCK_MAX = (int) (1 << 4);
-	
+
 	private static boolean computed = false;
 	private static byte[] primes = new byte[MEMORY_SIZE];
 
 	/**
 	 * Get stored bit for number i
+	 * 
 	 * @param i
 	 * @return
 	 */
@@ -29,6 +33,7 @@ public abstract class PrimeCalculator {
 
 	/**
 	 * Set stored bit for number i
+	 * 
 	 * @param i
 	 */
 	private static void setBit(long i) {
@@ -41,7 +46,9 @@ public abstract class PrimeCalculator {
 	/**
 	 * Computes first million numbers, (takes ~25 ms)
 	 */
-	private static void computeList() {
+	public static void computeList() {
+		Arrays.fill(primes, (byte) 0);
+		long t0 = System.currentTimeMillis();
 		for (long i = 3; i < SQRT_MAX; i += 2)
 			if (!getBit(i)) {
 				long j = (i * i);
@@ -51,10 +58,13 @@ public abstract class PrimeCalculator {
 				}
 			}
 		computed = true;
+		System.out.println(
+				String.format("Calculated %d KB of primes in %d ms", MEMORY_SIZE / 1000, System.currentTimeMillis() - t0));
 	}
 
 	/**
 	 * Next prime stored
+	 * 
 	 * @param p
 	 * @return
 	 */
@@ -67,6 +77,7 @@ public abstract class PrimeCalculator {
 
 	/**
 	 * Check if a number is prime by calculating its block
+	 * 
 	 * @param number
 	 * @return
 	 */
diff --git a/src/fr/klemek/primedate/TwitterClient.java b/src/fr/klemek/primedate/TwitterClient.java
index 24e4683..f23df7f 100644
--- a/src/fr/klemek/primedate/TwitterClient.java
+++ b/src/fr/klemek/primedate/TwitterClient.java
@@ -99,6 +99,9 @@ public abstract class TwitterClient {
 			}
 			return false;
 		}
+		
+		System.out.println("Successfuly connected to twitter");
+		
 		return true;
 	}