Final answer:
The negative aspect of the 'barbecue speech' is likely linked to the use of negative campaigning strategies, which emphasize attack and can diminish political discourse. It may also refer to the economic impact of a city's negative image due to segregation policies, which Kennedy tackled in his speech.
Step-by-step explanation:
A negative aspect of the barbecue speech relates to the negative campaigning tactics employed, which are often condensed into short, persuasive sound bites. These short bursts of communication prioritize attack over substantive debate, often leading to a reduction in the quality of political discourse. This type of campaigning can lead to misinformation and a lack of depth in political understanding among the public. Another issue is that negative campaigning can cause division and foster an environment of hostility, which is counterproductive for democratic processes that thrive on respectful disagreement and informed debate.
In the case of Kennedy's speech concerning segregation, while not directly referred to as the 'barbecue speech', the negative aspect cited might be the acknowledgment that the world's negative image of their city due to segregationist policies could damage the local economy. Kennedy addressed this by famously speaking out against the moral issues of segregation, marking a turning point in political discourse of that era.