======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '107'
                                          'artist'  'Musicians With Guns'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Under Me'
                                           'quals'  ("['Q-BUSY-2', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['passionate ambient', 'ambient techno', 'drone ambient', 'ambient']"
                                     'discogstags'  "['electronic', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse-ambient'
                                             'bpm'  '137.9'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '137.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse-ambient'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Under Me'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Musicians With Guns'
'TXXX:Q-BUSY'                                       '2'
'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:discogstags'                                  ['electronic', 'experimental', 'ambient']
'TXXX:lastfmtags'                                   ['passionate ambient', 'ambient techno', 'drone ambient', 'ambient']
'TXXX:other'                                        '230905491'
'TXXX:q-bass'                                       '4'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.50 dB'
'TXXX:replaygain_track_peak'                        '0.788082'

========================== row from database ==========================
                                              'id'  857633
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/soundcloud/zzzzra/Musicians With Guns _ Under Me-230905491.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  107
                                           'genre'  electronic-th-techno-minimal or deephouse-ambient
                                        'filesize'  1722866
                                           'mtime'  1640433591
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm soundcloud zzzzra _ 230905491 electronic techno minimal or deephouse ambient
                                      'tag_artist'  Musicians With Guns
                                     'tag_release'  None
                                       'tag_title'  Under Me
                                             'bpm'  137.9
                                    'search_title'  'me':2 'under':1
                                   'search_artist'  'guns':3 'musicians':1 'with':2
                                  'search_release'  
                                     'search_rest'  '230905491':3 'ambient':9 'deephouse':8 'electronic':4 'minimal':6 'or':7 'soundcloud':1 'techno':5 'zzzzra':2
                                    'search_combo'  '230905491':8 'ambient':14 'deephouse':13 'electronic':9 'guns':5B 'me':2A 'minimal':11 'musicians':3B 'or':12 'soundcloud':6 'techno':10 'under':1A 'with':4B 'zzzzra':7
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-BUSY-2', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-4']
                                      'lastfmtags'  ['passionate ambient', 'ambient techno', 'drone ambient', 'ambient']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic', 'experimental', 'ambient']

============================== file details ==============================
                                           'mtime'  1640433591.3342235  (2021-12-25 12:59:51)
                             'size'  1722866