I thought it was an informative post, if so (sarcasm), it was wasted on me.I think he meant some sarcasm there.
Actually use both ways - saw a grep command in my history and used that.
Overall not too concerned here about the path taken if the result is what was desired. (barring unintended consequences, none here that I see.
edit: something else that may show in syslog just prior to freeze
NVRM: os_pci_init_handle: invalid context!
search, grep, whatever, for red