Talkback Tuesday: Boycotting brands for a cause - effective or just plain silly?

Several brands that have been singled out for their alleged links to Israel say that the recent boycott campaigns and protests by Malaysians "misguided" by inaccurate information will inflict greater pain on their fellow countrymen than their intended targets. We discussed this on Talkback Tuesday today and asked you: How effective do you think boycott campaigns and protests are in achieving its objectives?