SUMMARY OF TESTIMONY

BACKGROUND

MICROSOFT HAS MONOPOLY POWER IN THE MARKET FOR
DESKTOP OPERATING SYSTEMS

THE ECONOMIC RELATIONSHIP BETWEEN APPLICATION PROGRAMS
AND OPERATING SYSTEMS

BARRIERS TO COMPETITION IN THE OPERATING SYSTEM MARKET:
APPLE'S EXPERIENCE WITH THE RHAPSODY OPERATING SYSTEM

MAINTAINING AND EXPANDING A MONOPOLY OVER THE OPERATING
SYSTEMS THROUGH CONTROL OF APPLICATION PROGRAMS

BROWSERS AND THE MAC OS OPERATING SYSTEM

MICROSOFT USED THE THREAT OF STOPPING ITS SUPPORT FOR
A CRITICAL APPLICATION TO PRESSURE APPLE TO AGREE TO
GIVE A SIGNIFICANT ADVANTAGE INTERNET EXPLORER

MICROSOFT'S ATTEMPTS TO CONTROL MULTIMEDIA PLATFORMS:
AN OVERVIEW

APPLE'S QUICKTIME MULTIMEDIA SOFTWARE

A TECHNOLOGY OVERVIEW OF QUICKTIME

MICROSOFT HAS DESIGNED ITS MULTIMEDIA PRODUCT TO EXCLUDE
COMPETITORS AND EXTEND ITS MONOPOLY POWER

MICROSOFT HAS USED ITS MONOPOLY POWER AND
ANTICOMPETITIVE TACTICS TO TRY TO DEFEAT QUICKTIME

MICROSOFT REPEATEDLY PRESSURED APPLE TO GIVE UP
QUICKTIME AND CEDE THE MULTIMEDIA PLAYBACK MARKET TO
MICROSOFT

The April 1997 Meeting .
Meetings In August, September and October, 1997
Continued Threats From Microsoft
June 15, 1998 Meeting

TO THWART QUICKTIMfE, MICROSOFT EMPLOYED PUNITIVE
AND EXCLUSIONARY ACTIONS

THE TECHNICAL PROBLEMS AND MISLEADING ERROR MESSAGES
INTRODUCED BY MICROSOFT IMPAIR QUICKTIME'S PERFORMANCE
AND IMPEDE APPLE'S ABILITY TO COMPETE

The Windows Registry
Streaming With Microsoft's Products
Misleading Error Messages
Microsoft's Response To The Problems

ORIGINAL EQUIPMENT MANUFACTURERS AND INDEPENDENT SOFTWARE
VENDORS FEAR REPRISAL FROM MICROSOFT IF THEIR BUSINESS
CONDUCT DOES NOT CONFORM TO MICROSOFT'S WISHES

Compaq
AVID
TrueVision

CONCLUSION OF TESTIMONY