Logic Mosaic

From the desk

Notes people left after the pencil work

These are comments from adults who sat the studio, the channel clinic, or a markup review. They talk about lines, not about a score.

I spent the clinic redrawing one channel four times. The version I kept had fewer touches than the pretty one, and Lee made me say why the pretty one was wrong before I could leave.

Minseo K. · Channel Drawing Clinic, spring 2026

The third evening was the one that mattered. I had a rising line on a weekly sheet and a channel that only worked if I ignored two closes. Park put a finger on those closes and waited. I erased the channel. The trend line stayed. That distinction is what I paid for, and I still use it when I mark Sunday night.

David P. · October-style studio, attended the winter studio in 2025

The review was stricter than I expected, and a bit rushed at the end. My swing labels on the older sheets were fine; the recent ones were sloppy because I had changed pencil pressure and Park could not tell a high from a scribble. She was right. I would have liked ten quieter minutes on the last two pages. I booked a second sitting.

Hana R. · Structure Markup Review, August 2026

I came from Ulsan for the studio because the class is in English and the chart pack is on paper. Six nights is a lot of train. I do not mark faster now. I mark less, and the channels I keep are the ones with real touches.

Junho L. · Trend, Channel, and Structure Studio, early 2026

A channel that only worked if two closes were ignored

David P. came to the winter studio with a weekly sheet he had already decided was a rising channel. The upper line looked parallel. It also passed through two closes he had lightly scribbled out, as if the pencil could vote them off the path. On the third evening Park Soyeon put a finger on each close and did not offer a replacement line. David erased the channel and kept the lower trend, which still had swings he could name. He later said the rest of his Sunday habit got shorter, because he stopped defending lines that needed missing data.

The studio did not give him a new market to follow. He went back to the same sheet he had brought on night one, with fewer marks and a margin note in his own handwriting: “two closes, channel retired.”

Four drawings of one channel, and the pretty one lost

Minseo K. used a Saturday clinic to redraw a single rising pair. Her second attempt was the most elegant: even spacing, a pleasing slope, almost no awkward ticks. Lee Haeun asked which touches belonged to the path rather than to the ruler. Two of them did not. The fourth drawing was uglier and had a shallower slope. It was the one Minseo kept, because she could point at every tick without apologising. She left annoyed at the clock — four hours felt tight — and clear about the difference between a channel and a matched pair of lines.

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