I have the paperback and I've been following her for a long time (she's very active on Quora but I quit that site long ago). I think if you're a moderately good

I have the paperback and I've been following her for a long time (she's very active on Quora but I quit that site long ago). I think if you're a moderately good programmer looking for a job at the big four you only need to read Cracking the Coding Interview, maybe aosabook.org, and solve all medium problems on leetcode. This course is just the right thing to get me to actually start preparing for my upcoming Google interview.