#+STARTUP:    align fold hidestars oddeven indent 
#+SEQ_TODO:   TODO(t) INPROGRESS(i) | DONE(d) CANCELED(c)
* why not using hn api
hn api will invole a lot of rest requests which would not be fast for emacs
also the data layout is already available at hn webiste, one curl call and 
then parse them to org would be faster
* parse front page
now what