======================== unified (from filesystem) ========================
                                         'bitrate'  '222.403'
                                        'duration'  '254'
                                          'artist'  'Nitzer Ebb'
                                     'text_people'  ''
                                         'release'  'Body of work'
                                           'title'  'Lightning Man'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '119.405'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Body of work'
'TBPM' (BPM (beats per minute))                     '119.405'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Lightning Man'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nitzer Ebb'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.10 dB'
'TXXX:replaygain_track_peak'                        '0.446099'

========================== row from database ==========================
                                              'id'  1399963
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Nitzer Ebb/Nitzer_Ebb-Body_Of_Work-2CD-2006-FWYH/Nitzer_Ebb-Body_Of_Work-2CD-2006-FWYH/110_lightning_man-fwyh.mp3
                                         'working'  None
                                         'bitrate'  222
                                    'duration_sec'  254
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  7081405
                                           'mtime'  1620296042
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth Nitzer_Ebb Body_Of_Work 2CD 2006 FWYH Nitzer_Ebb Body_Of_Work 2CD 2006 FWYH 110_lightning_man fwyh eid ebm industrial darkwave
                                      'tag_artist'  Nitzer Ebb
                                     'tag_release'  Body of work
                                       'tag_title'  Lightning Man
                                             'bpm'  119.405
                                    'search_title'  'lightning':1 'man':2
                                   'search_artist'  'ebb':2 'nitzer':1
                                  'search_release'  'body':1 'of':2 'work':3
                                     'search_rest'  '00dwimp':1 '00ebm':2 '110':14 '2006':12 '2cd':11 'body':8 'darkwave':4 'ebb':7 'ebm':18 'eid':17 'fwyh':13 'goth':5 'industrial':3 'lightning':15 'man':16 'nitzer':6 'of':9 'work':10
                                    'search_combo'  '00dwimp':8 '00ebm':9 '110':21 '2006':19 '2cd':18 'body':5C,15 'darkwave':11 'ebb':4B,14 'ebm':25 'eid':24 'fwyh':20 'goth':12 'industrial':10 'lightning':1A,22 'man':2A,23 'nitzer':3B,13 'of':6C,16 'work':7C,17
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  []
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620296041.7626345  (2021-05-06 12:14:01)
                             'size'  7081405