See highlights below......
"The sputter tool issue may have come into play, but I expect those issues were noticed right away after installation, and the cause was not discovered until later in the spring. In the mean time the ads were still running in late February. So yes it may have contributed to a delay in the campaign."
"However I still think that they may have received something substantial in the form of an offer or JV or equity stake. Causing them to pause the program. If they are now rerunning or restarting the campaign, then either that deal (if its fact) is wrapped and they want to send out feelers for more potential deals, or its a plank in the NASDAQ ascension."