Just the pagedown bug remaining.
LVQ4PXNNSMS5XWU6DBKWYSLTNGTVYMYSECIQJLJ625GBSUXLA3WAC
SSKATFOICVE2SUDO4FYWSTQRY5ZLNRTXJILW2RG5EGKDUYAZJC6AC
EZZBR2VSITUTJOQ3AR4ESYJMHWTQHOUMKMRD6HCM53QSTTLDFGHQC
BJ5X5O4ACBBJ56LRBBSTCW6IBQP4HAEOOOPNH3SKTA4F66YTOIDAC
G25JLJ5S6AIL76ILEAXQS3EN2SEWH2X6QT4IPHRXBIPLQVHKGXFAC
✓ repeated pagedown ✓ repeated pageup
✓ repeated pagedown
✓ repeated pageup
x repeated pagedown ✓ pageup
x repeated pagedown
✓ pageup
✓ pagedown
x page-down positions cursor on bottom line
✓ page-down positions cursor on bottom line
x repeated down arrow near bottom pans down
✓ repeated down arrow near bottom pans down