 VIQR's main issue was the difficulty of reading VIQR text, especially for inexperienced computer users.VNI created and released a free font called "VNI-Internet Mail", which utilized a variant of the VIQR notation and VNI's combining character technique to give VIQR text a more natural appearance by replacing certain ASCII punctuation with combining characters.The following table compares VNI-Internet Mail to other codified VIQR or VIQR-like conventions.