Macworld Apple on Wednesday completed its trifecta of M4 Mac releases by unveiling the new M4 MacBook Pro. The announcement comes after Apple revealed the newly designed Mac mini on Tuesday and the updated iMac on Monday. While the complete MacBook Pro lineup gets M4 updates across the board, the base M4 model undergoes some drastic changes. The $1,599 model with a base M4 chip now comes standard with 16GB of unified memory, an increase from the previous 8GB. It also has three Thunderbolt ports, one more than the previous model. And the final change is that the space black color, which was exc…