If you have ever transferred Bitcoins around to exchanges or other wallets you will find that it takes a little time. Around 6+ minutes to be exact. That is a long time in the business world, no one likes to wait.
Quark again leads in this area of speedy confirmation times bringing its average time near 30-40 seconds per transaction. Below is a simple chart that compares the confirmation times taken from Bitinfocharts. Note the average times fluctuate and are not exact.