Technical View Taking A long Time

Software information

Software versions
Rhinoceros version: 5.1 (5B161)
IronPython version: 5.1.2015.131
Language: en (MacOS default)
OS X version: Version 10.10.5 (Build 14F1713)

Plug-ins
None

Third party kernel extensions
com.avast.PacketForwarder (2.1)
com.avast.AvastFileShield (3.0.0)

Hardware information

Computer hardware
Hardware model: MacBookPro6,1
Processor: Intel Core i5 CPU M 540 @ 2.53GHz
Memory: 8 GB
Architecture: Intel 64 bit

Video hardware
Graphics: NVIDIA GeForce GT 330M 512 MB
Memory: 512 MB
Screen size: 1920 x 1200
Displays: Color LCD (133dpi 1x)

USB devices
Apple Inc.: Built-in iSight
Apple Computer, Inc.: IR Receiver
Apple Inc.: Bluetooth USB Host Controller
Apple Inc.: Apple Internal Keyboard / Trackpad

Bluetooth devices
None

OpenGL information

OpenGL software
OpenGL version: 2.1 NVIDIA-10.0.35 310.90.10.05b12
Render version: 2.1
Shading language: 1.20
Maximum texture size: 8192 x 8192
Z-buffer depth: 24 bits
Maximum viewport size: 8192 x 8192

Implementation settings
Use texture compression: No

Appearance settings
Antialiasing: 4x
Mip map filtering: None
Anisotropic filtering: High