The fact that beta doesn't have any measurable impact
The lack of methodology about beta's costs and benefits
The requirement that ROI calculations be perfect
The complexity of obtaining the right quantitative data
All of the above
Appraisal Costs of Beta Management
Product Support Costs
Product Development Costs
Recruiting beta testers
Creating a beta plan
Choosing a tester incentive
Defining what a beta test entails
Non-beta software and services
In-house beta system
Commercial beta test management system
Testing with friends and family
Not having a large enough budget to beta test.
Quality issues discovered prior to a product's release.
Beta testers leaking product information to the public.
Not having enough beta units for testing.
Instability of the product's market.
Post-release defect correction