I liked them a lot. They were cute and funny and happy... but maybe that's just me. However, you're doing the right thing - under no circumstances skip anything in Homestuck (not even the intermission), because everything will come back as an important plot point later on. Acts 1 and 2 introduce you to the characters and their relationships and explain basic things that you really need to know for later, like kernelsprites and capchaloguing and alchemization and, well, the entire point of Sburb.
And though the beginning is sort of slow, it does pick up very quickly around Act 3, and by Acts 4 and 5 it is an epic of mind-blowing proportions. Homestuck now is nothing like how it was in the beginning.
I don't see why everyone loves it so much. My friends keep telling me to skip the first three acts but that goes against my strict code of always reading everything in order without skipping so I... more
One of my favorite parts of Homestuck is the flash animations throughout the whole comic. Flash was not playing well with my computer at the time I started reading, and so I missed out on a lot.... more