======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '183'
                                          'artist'  'Liger'
                                     'text_people'  ''
                                         'release'  '52 Weeks - Spring'
                                           'title'  'Oh, Chicken Feathers!'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-3', 'q-other-4', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['austrian', 'mellow', 'ambient', 'folk', 'indietronica']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '13'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '106.5'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '52 Weeks - Spring'
'TBPM' (BPM (beats per minute))                     '106.5'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Oh, Chicken Feathers!'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Liger'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '3/13'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['austrian', 'mellow', 'ambient', 'folk', 'indietronica']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.58 dB'
'TXXX:replaygain_track_peak'                        '0.842070'

========================== row from database ==========================
                                              'id'  1381571
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Ceschi - pm008 - 52Weeks [2008]/set2-Spring-03-Liger-Oh_Chicken_Feathers.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  183
                                           'genre'  electronic-unsorted
                                        'filesize'  6128969
                                           'mtime'  1637785046
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Ceschi pm008 52Weeks [2008] set2 03 Oh_Chicken_Feathers electronic unsorted
                                      'tag_artist'  Liger
                                     'tag_release'  52 Weeks - Spring
                                       'tag_title'  Oh, Chicken Feathers!
                                             'bpm'  106.5
                                    'search_title'  'chicken':3 'feathers':4 'oh':1,2
                                   'search_artist'  'liger':1
                                  'search_release'  '52':1 'spring':3 'weeks':2
                                     'search_rest'  '2008':4,5 '52weeks':3 'ceschi':1 'chicken':8 'electronic':10 'feathers':9 'oh':7 'pm008':2 'set2':6 'unsorted':11
                                    'search_combo'  '2008':12,13 '52':6C '52weeks':11 'ceschi':9 'chicken':3A,16 'electronic':18 'feathers':4A,17 'liger':5B 'oh':1A,2A,15 'pm008':10 'set2':14 'spring':8C 'unsorted':19 'weeks':7C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['austrian', 'mellow', 'ambient', 'folk', 'indietronica']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637785045.76432  (2021-11-24 21:17:25)
                             'size'  6128969