Interesting read, in short according to the author the eight Big Data Myths are:

#1: It’s Big

#2: You need to apply it right away

#3: The more granular the data, the better

#4: Big Data is good data

#5: Big Data means that analysts become all-important

#6: Big Data gives you concrete answers

#7: Big Data is a magic 8-ball

#8: Big Data can create self-learning algorithms