======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '200'
                                          'artist'  'Antenna & Mark Du Mosch'
                                     'text_people'  ''
                                         'release'  'Nokia / Heights Machine EP'
                                           'title'  'ADSL Of Sandra'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-1', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '3'
                                            'date'  '2017'
                                        'comments'  ''
                                           'genre'  'electronic;electronic-unsorted'
                                             'bpm'  '114.999'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Nokia / Heights Machine EP'
'TBPM' (BPM (beats per minute))                     '114.999'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'electronic-unsorted']
'TDRC' (Recording time)                             '2017'
'TIT2' (Title/songname/content description)         'ADSL Of Sandra'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Antenna'
'TPE2' (Band/orchestra/accompaniment)               'Antenna & Mark Du Mosch'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/3'
'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:q-bass'                                       '4'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.44 dB'
'TXXX:replaygain_track_peak'                        '0.465356'

========================== row from database ==========================
                                              'id'  1388923
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/A2 Antenna - ADSL Of Sandra.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  200
                                           'genre'  electronic;electronic-unsorted
                                        'filesize'  3203072
                                           'mtime'  1636914484
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] A2 electronic;electronic unsorted
                                      'tag_artist'  Antenna & Mark Du Mosch
                                     'tag_release'  Nokia / Heights Machine EP
                                       'tag_title'  ADSL Of Sandra
                                             'bpm'  114.999
                                    'search_title'  'adsl':1 'of':2 'sandra':3
                                   'search_artist'  'antenna':1 'du':3 'mark':2 'mosch':4
                                  'search_release'  'ep':4 'heights':2 'machine':3 'nokia':1
                                     'search_rest'  '00poprockelectronic':1 'a2':7 'electronic':8,9,10,11 'files':5,6 'loose':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':12 'a2':18 'adsl':1A 'antenna':4B 'du':6B 'electronic':19,20,21,22 'ep':11C 'files':16,17 'heights':9C 'loose':14,15 'machine':10C 'mark':5B 'mosch':7B 'nokia':8C 'of':2A 'sandra':3A 'unsorted':13
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-1', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  2017
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636914484.1953897  (2021-11-14 19:28:04)
                             'size'  3203072