Update README.md

README.md

@@ -85,6 +85,14 @@ Adding the `-l` flag will cause Mythril to automatically retrieve dependencies,
 $  myth -x -a 0xEbFD99838cb0c132016B9E117563CB41f2B02264 -l -v1
 ```
 
+### Speed vs. Coverage
+
+The maximum recursion depth for the symbolic execution engine can be controlled with the `--max-depth` argument. The default value is 12. Lowering this value reduces the analysis time as well as the coverage / number of explored states.
+
+```
+$ myth --infura-mainnet -l -x -a 0xd780ae2bf04cd96e577d3d014762f831d97129d0 --max-depth 8
+```
+
 ## Control flow graph
 
 The `-g FILENAME` option generates an [interactive jsViz graph](http://htmlpreview.github.io/?https://github.com/b-mueller/mythril/blob/master/static/mythril.html):