======================== unified (from filesystem) ========================
                                         'bitrate'  '153.764'
                                        'duration'  '199'
                                          'artist'  'Printed Circuit'
                                     'text_people'  ''
                                         'release'  'Acrobotics'
                                           'title'  'Blinkenlights'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'frauen und technik', 'electronic', 'chiptunes', 'micromusic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '86.7'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM::XXX'                                         '555 049'
'TALB' (Album/Movie/Show title)                     'Acrobotics'
'TBPM' (BPM (beats per minute))                     '86.7'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-beeps or chip or pico', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Blinkenlights'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Printed Circuit'
'TPE2' (Band/orchestra/accompaniment)               'Printed Circuit'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'frauen und technik', 'electronic', 'chiptunes', 'micromusic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.34 dB'
'TXXX:replaygain_track_peak'                        '0.796855'

========================== row from database ==========================
                                              'id'  1381080
                                            'path'  /data/Music/Bulk/00poprockelectronic/00beepy/[555 049] Printed Circuit ~ Acrobotics/Printed Circuit - [03] Blinkenlights.mp3
                                         'working'  None
                                         'bitrate'  153
                                    'duration_sec'  199
                                           'genre'  electronic-we-beeps or chip or pico;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3831808
                                           'mtime'  1621632212
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00beepy [555 049] ~ [03] electronic we beeps or chip or pico;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Printed Circuit
                                     'tag_release'  Acrobotics
                                       'tag_title'  Blinkenlights
                                             'bpm'  86.7
                                    'search_title'  'blinkenlights':1
                                   'search_artist'  'circuit':2 'printed':1
                                  'search_release'  'acrobotics':1
                                     'search_rest'  '00beepy':2 '00poprockelectronic':1 '03':7,8 '049':5,6 '555':3,4 'beeps':11 'chip':13 'electronic':9 'mor':23 'or':12 'pico':14,16 'pl':18 'set':15,17,20,22 'shirleyspinoza':19,21 'we':10
                                    'search_combo'  '00beepy':6 '00poprockelectronic':5 '03':11,12 '049':9,10 '555':7,8 'acrobotics':4C 'beeps':15 'blinkenlights':1A 'chip':17 'circuit':3B 'electronic':13 'mor':27 'or':16 'pico':18,20 'pl':22 'printed':2B 'set':19,21,24,26 'shirleyspinoza':23,25 'we':14
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['electronica', 'frauen und technik', 'electronic', 'chiptunes', 'micromusic']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621632211.8235006  (2021-05-21 23:23:31)
                             'size'  3831808