======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '237'
                                          'artist'  'Geisterfahrer'
                                     'text_people'  ''
                                         'release'  '1979-1989'
                                           'title'  'Reach out'
                                           'quals'  ("['Q-UNU-1', 'Q-HAP-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['german', 'post punk', 'neue deutsche welle', 'ndw', 'deutschpunk']"
                                     'discogstags'  "['rock', 'new wave', 'goth rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk;loc-eur-germany'
                                             'bpm'  '107.151'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '1979-1989'
'TBPM' (BPM (beats per minute))                     '107.151'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-new wave or post punk', 'loc-eur-germany']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Reach out'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Geisterfahrer'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'new wave', 'goth rock', 'indie rock']
'TXXX:lastfmtags'                                   ['german', 'post punk', 'neue deutsche welle', 'ndw', 'deutschpunk']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.60 dB'
'TXXX:replaygain_track_peak'                        '0.318691'

========================== row from database ==========================
                                              'id'  1297076
                                            'path'  /data/Music/Bulk/00poprockelectronic/Geisterfahrer/1979-1989 (depropunk)/geisterfahrer-1979-1989/16 reach out.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  237
                                           'genre'  electronic-we-new wave or post punk;loc-eur-germany
                                        'filesize'  3796887
                                           'mtime'  1620479919
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (depropunk) geisterfahrer 16 reach electronic we new wave or post punk;loc eur germany
                                      'tag_artist'  Geisterfahrer
                                     'tag_release'  1979-1989
                                       'tag_title'  Reach out
                                             'bpm'  107.151
                                    'search_title'  'out':2 'reach':1
                                   'search_artist'  'geisterfahrer':1
                                  'search_release'  '1979':1 '19791989':3 '1989':2
                                     'search_rest'  '00poprockelectronic':1 'depropunk':2,3 'electronic':6 'eur':16 'geisterfahrer':4 'germany':17 'loc':13,15 'new':8 'or':10 'post':11 'punk':12,14 'reach':5 'wave':9 'we':7
                                    'search_combo'  '00poprockelectronic':7 '1979':4C '19791989':6C '1989':5C 'depropunk':8,9 'electronic':12 'eur':22 'geisterfahrer':3B,10 'germany':23 'loc':19,21 'new':14 'or':16 'out':2A 'post':17 'punk':18,20 'reach':1A,11 'wave':15 'we':13
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['german', 'post punk', 'neue deutsche welle', 'ndw', 'deutschpunk']
                                        'tag_date'  2005
                                     'discogstags'  ['rock', 'new wave', 'goth rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1620479918.5245457  (2021-05-08 15:18:38)
                             'size'  3796887