How does Google use growth forecasts when introducing a new product?

Inaccurate growth forecasts in a go-to-market strategy can lead to several potential implications. It can result in misallocation of resources, as the company might invest too much in areas where growth is overestimated, and too little where it is underestimated. This can also lead to unrealistic expectations among stakeholders, which can damage the company's reputation if these expectations are not met. Furthermore, it can hinder the company's ability to make strategic decisions, as these are often based on growth forecasts.

Some alternative methods to the stacked bar graph for visualizing growth forecasts include line graphs, area charts, waterfall charts, and scatter plots. Each of these methods can provide a different perspective on the data and can be useful depending on the specific context and the information you want to highlight.