TAKE THE QRQ CW TEST - Which is better to copy - LINEAR or EXPONENTIAL raised cosine edges

an A / B test between Linear and Exponential QRQ CW audio tone waveforms

Which waveform do you think sounds best ?

SETUP for this test:
FLdigi is sending a text file at 71 wpm from TOM's famous article about qrq cw copy: https://sites.google.com/site/tomw4bqf/copyingcwover70wpm

LINEAR and EXPONENTIAL waveforms were created by the sineCW VST CW KEYER plugin: http://qrqcwnet.ning.com/forum/topics/home-brewed-software-code-pra...

HERE is a picture of each waveform:

                                                               LINEAR

                                                                   

                                                                     EXPONENTIAL

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