Removed incorrect statement on thread blocking behavior

threads/threads.tex

@@ -22,7 +22,6 @@ \section{Processes vs threads}
 \item When you are running into synchronization primitives and each process is operating on something in the system.
 \item When you have too many threads -- the kernel tries to schedule all the threads near each other which could cause more harm than good.
 \item When you don't want to worry about race conditions
-\item If one thread blocks in a task (say IO) then all threads block. Processes don't have that same restriction.
 \item When the amount of communication is minimal enough that simple IPC needs to be used.
 \end{itemize}