The Sin Anestesia concert was an amazing experience. The bassist and guitarist were amazing, and the band was tight. The sound was amazing and the music was great. The concert was great for practicing and learning new songs. The band was experienced and talented, and they was able to connect with the audience easily. The concert was also well organized and had all the elements you need to make a great experience. Overall, I was impressed and would definitely recommend them. The band was talented and the atmosphere was perfect for a concert. I would definitely recommend this event to others.